1skacpers1

Position: Recruitment officer

Joined: 2015-08-04

Stats
GM X
GM VIII
GM VI
Company statistics
Team statistics
Skirmishes statistics
Stronghold statistics
Share
Other

Overall Stats

	Total		Past 24 hours		Past 7 days		Past 30 days
Battles	2731		0		0		0
Ø Tier	4,50		0,00		0,00		0,00
Victories	1263	46,25%	0	0,00%	0	0,00%	0	0,00%
Defeats	1432	52,44%	0	0,00%	0	0,00%	0	0,00%
Draws	36	1,32%	0	0,00%	0	0,00%	0	0,00%
Battles survived	634	23,21%	0	0,00%	0	0,00%	0	0,00%
Tanks destroyed	1308	0,48	0	0,00	0	0,00	0	0,00
Destruction ratio	0,62		0,00		0,00		0,00
Tanks spotted	2854	1,05	0	0,00	0	0,00	0	0,00
Damage dealt	220,73		0,00		0,00		0,00
Capture points	6966	2,55	0	0,00	0	0,00	0	0,00
Defense points	1968	0,72	0	0,00	0	0,00	0	0,00
Experience	219,56		0,00		0,00		0,00
WN7	519,97		0,00		0,00		0,00
WN8	361,51		0,00		0,00		0,00

Total
Battles	2731
Ø Tier	4,50
Victories	1263	46,25%
Defeats	1432	52,44%
Draws	36	1,32%
Battles survived	634	23,21%
Tanks destroyed	1308	0,48
Destruction ratio	0,62
Tanks spotted	2854	1,05
Damage dealt	220,73
Capture points	6966	2,55
Defense points	1968	0,72
Experience	219,56
WN7	519,97
WN8	361,51

Past 24 hours
Battles	0
Ø Tier	0,00
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00
WN7	0,00
WN8	0,00

Past 7 days
Battles	0
Ø Tier	0,00
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00
WN7	0,00
WN8	0,00

Past 30 days
Battles	0
Ø Tier	0,00
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00
WN7	0,00
WN8	0,00

Created at:

Last battle:

Last update:

Globalmap Absolute X

	Total		Past 24 hours		Past 7 days		Past 30 days
Battles	0		0		0		0
Victories	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Defeats	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Draws	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Battles survived	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Tanks destroyed	0	0,00	0	0,00	0	0,00	0	0,00
Destruction ratio	0,00		0,00		0,00		0,00
Tanks spotted	0	0,00	0	0,00	0	0,00	0	0,00
Damage dealt	0,00		0,00		0,00		0,00
Capture points	0	0,00	0	0,00	0	0,00	0	0,00
Defense points	0	0,00	0	0,00	0	0,00	0	0,00
Experience	0,00		0,00		0,00		0,00

Total
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Past 24 hours
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Past 7 days
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Past 30 days
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Globalmap Champion VIII

	Total		Past 24 hours		Past 7 days		Past 30 days
Battles	0		0		0		0
Victories	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Defeats	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Draws	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Battles survived	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Tanks destroyed	0	0,00	0	0,00	0	0,00	0	0,00
Destruction ratio	0,00		0,00		0,00		0,00
Tanks spotted	0	0,00	0	0,00	0	0,00	0	0,00
Damage dealt	0,00		0,00		0,00		0,00
Capture points	0	0,00	0	0,00	0	0,00	0	0,00
Defense points	0	0,00	0	0,00	0	0,00	0	0,00
Experience	0,00		0,00		0,00		0,00

Total
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Past 24 hours
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Past 7 days
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Past 30 days
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Globalmap Middle VI

	Total		Past 24 hours		Past 7 days		Past 30 days
Battles	0		0		0		0
Victories	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Defeats	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Draws	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Battles survived	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Tanks destroyed	0	0,00	0	0,00	0	0,00	0	0,00
Destruction ratio	0,00		0,00		0,00		0,00
Tanks spotted	0	0,00	0	0,00	0	0,00	0	0,00
Damage dealt	0,00		0,00		0,00		0,00
Capture points	0	0,00	0	0,00	0	0,00	0	0,00
Defense points	0	0,00	0	0,00	0	0,00	0	0,00
Experience	0,00		0,00		0,00		0,00

Total
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Past 24 hours
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Past 7 days
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Past 30 days
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Company statistics

	Total		Past 24 hours		Past 7 days		Past 30 days
Battles	8		0		0		0
Victories	1	12,50%	0	0,00%	0	0,00%	0	0,00%
Defeats	7	87,50%	0	0,00%	0	0,00%	0	0,00%
Draws	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Battles survived	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Tanks destroyed	0	0,00	0	0,00	0	0,00	0	0,00
Destruction ratio	0,00		0,00		0,00		0,00
Tanks spotted	4	0,50	0	0,00	0	0,00	0	0,00
Damage dealt	34,25		0,00		0,00		0,00
Capture points	0	0,00	0	0,00	0	0,00	0	0,00
Defense points	0	0,00	0	0,00	0	0,00	0	0,00
Experience	42,75		0,00		0,00		0,00

Total
Battles	8
Victories	1	12,50%
Defeats	7	87,50%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	4	0,50
Damage dealt	34,25
Capture points	0	0,00
Defense points	0	0,00
Experience	42,75

Past 24 hours
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Past 7 days
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Past 30 days
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Team statistics

	Total		Past 24 hours		Past 7 days		Past 30 days
Battles	30		0		0		0
Victories	5	16,67%	0	0,00%	0	0,00%	0	0,00%
Defeats	25	83,33%	0	0,00%	0	0,00%	0	0,00%
Draws	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Battles survived	5	16,67%	0	0,00%	0	0,00%	0	0,00%
Tanks destroyed	6	0,20	0	0,00	0	0,00	0	0,00
Destruction ratio	0,24		0,00		0,00		0,00
Tanks spotted	38	1,27	0	0,00	0	0,00	0	0,00
Damage dealt	411,13		0,00		0,00		0,00
Capture points	51	1,70	0	0,00	0	0,00	0	0,00
Defense points	0	0,00	0	0,00	0	0,00	0	0,00
Experience	152,90		0,00		0,00		0,00

Total
Battles	30
Victories	5	16,67%
Defeats	25	83,33%
Draws	0	0,00%
Battles survived	5	16,67%
Tanks destroyed	6	0,20
Destruction ratio	0,24
Tanks spotted	38	1,27
Damage dealt	411,13
Capture points	51	1,70
Defense points	0	0,00
Experience	152,90

Past 24 hours
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Past 7 days
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Past 30 days
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Skirmishes statistics

	Total		Past 24 hours		Past 7 days		Past 30 days
Battles	0		0		0		0
Victories	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Defeats	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Draws	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Battles survived	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Tanks destroyed	0	0,00	0	0,00	0	0,00	0	0,00
Destruction ratio	0,00		0,00		0,00		0,00
Tanks spotted	0	0,00	0	0,00	0	0,00	0	0,00
Damage dealt	0,00		0,00		0,00		0,00
Capture points	0	0,00	0	0,00	0	0,00	0	0,00
Defense points	0	0,00	0	0,00	0	0,00	0	0,00
Experience	0,00		0,00		0,00		0,00

Total
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Past 24 hours
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Past 7 days
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Past 30 days
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Stronghold defense statistics

	Total		Past 24 hours		Past 7 days		Past 30 days
Battles	0		0		0		0
Victories	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Defeats	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Draws	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Battles survived	0	0,00%	0	0,00%	0	0,00%	0	0,00%
Tanks destroyed	0	0,00	0	0,00	0	0,00	0	0,00
Destruction ratio	0,00		0,00		0,00		0,00
Tanks spotted	0	0,00	0	0,00	0	0,00	0	0,00
Damage dealt	0,00		0,00		0,00		0,00
Capture points	0	0,00	0	0,00	0	0,00	0	0,00
Defense points	0	0,00	0	0,00	0	0,00	0	0,00
Experience	0,00		0,00		0,00		0,00

Total
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Past 24 hours
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Past 7 days
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

Past 30 days
Battles	0
Victories	0	0,00%
Defeats	0	0,00%
Draws	0	0,00%
Battles survived	0	0,00%
Tanks destroyed	0	0,00
Destruction ratio	0,00
Tanks spotted	0	0,00
Damage dealt	0,00
Capture points	0	0,00
Defense points	0	0,00
Experience	0,00

World of Tanks Profile

Anzeigen

Tanks (82)

Tank Name	Tier	Ø Damage	Ø XP	Battles	Victories	WN8
T-34-85	6	318,71	284	292	40,41%	376,35
T67	5	262,24	235	253	48,22%	430,16
M18 Hellcat	6	382,90	306	188	54,26%	584,73
T-34	5	115,00	183	151	45,03%	79,14
T-43	7	447,51	360	141	47,52%	535,42
T25/2	7	549,76	373	136	47,06%	644,41
T-28	4	167,60	206	109	49,54%	380,94
KV-1	5	326,13	252	98	45,92%	527,06
Pz.Kpfw. II Luchs	4	123,56	208	84	46,43%	251,01
SU-5	4	164,37	173	82	48,78%	243,96
M2 Medium Tank	3	106,03	150	78	39,74%	138,40
M8A1	4	165,00	157	74	32,43%	177,21
SU-26	3	235,68	147	53	39,62%	480,68
A-20	5	53,96	170	50	46,00%	70,10
T-46	3	123,95	173	43	55,81%	418,71
Jagdpanzer 38(t) Hetzer	4	152,93	188	40	62,50%	344,88
M3 Lee	4	100,90	159	39	51,28%	193,35
M3 Stuart	3	55,46	145	35	42,86%	31,73
B1	4	121,97	177	33	45,45%	156,93
T40	4	196,79	152	29	37,93%	267,68
Marder II	3	154,71	158	28	46,43%	301,61
VK 16.02 Leopard	5	151,43	211	28	32,14%	197,20
SU-85B	4	125,56	192	27	51,85%	157,84
T3 HMC	2	43,50	109	26	53,85%	116,28
T56 GMC	3	114,65	138	26	38,46%	145,77
BT-7	4	90,38	137	26	42,31%	125,16
Cruiser Mk. III	3	101,27	168	26	50,00%	291,42
Panzerjäger I	2	153,67	190	21	61,90%	599,15
Pz.Kpfw. III Ausf. E	3	77,45	137	20	40,00%	12,34
Vickers Medium Mk. III	3	99,10	142	20	40,00%	126,71
Type 97 Chi-Ha	3	134,26	164	19	31,58%	229,49
SU-76M	4	130,11	213	18	77,78%	367,11
AMX 38	3	72,35	167	17	29,41%	24,23
Cruiser Mk. IV	4	114,18	165	17	47,06%	158,57
Sturmpanzer I Bison	3	244,24	143	17	35,29%	815,68
Renault FT AC	2	39,69	88	16	50,00%	74,24
Hotchkiss H35	2	88,56	107	16	31,25%	161,01
T1 Cunningham	1	81,56	190	16	43,75%	288,97
M2 Light	2	54,00	122	16	56,25%	145,13
StuG III Ausf. G	5	145,71	150	14	42,86%	82,27
AT-1	2	51,14	133	14	64,29%	196,34
M5 Stuart	4	32,36	163	14	14,29%	0,00
Pz.Kpfw. III Ausf. J	4	75,15	132	13	30,77%	0,25
Universal Carrier 2-pdr	2	52,62	94	13	30,77%	4,33
Covenanter	5	209,31	240	13	46,15%	526,22
Cruiser Mk. II	2	74,92	147	13	46,15%	126,51
SU-18	2	103,42	134	12	50,00%	470,30
SU-122A	5	146,75	150	12	33,33%	51,44
D2	3	106,50	203	12	58,33%	297,78
Pz.Kpfw. II	2	203,27	282	11	63,64%	992,66
T-70	3	122,91	230	11	72,73%	479,05
T2 Medium Tank	2	104,90	158	10	60,00%	501,68
T1 HMC	2	160,60	140	10	40,00%	762,62
D1	2	38,60	118	10	50,00%	84,25
BT-2	2	46,90	185	10	50,00%	84,37
BT-7 artillery	3	126,56	162	9	33,33%	222,79
KV-1S	6	126,44	219	9	55,56%	135,77
T1E6	2	76,44	147	9	44,44%	172,18
Vickers Medium Mk. I	1	86,22	107	9	22,22%	227,96
Vickers Mk. E Type B	2	163,44	283	9	77,78%	882,04
Renault FT	1	42,11	69	9	44,44%	32,45
Pz.Kpfw. I	2	55,25	158	8	62,50%	226,12
Pz.Kpfw. 35 (t)	2	127,88	166	8	62,50%	623,37
Chi-Ni	2	66,71	140	7	42,86%	86,04
Leichttraktor	1	20,50	84	6	33,33%	0,00
KV-85	6	388,83	365	6	83,33%	638,17
T-26	2	115,00	124	5	20,00%	345,50
Cruiser Mk. I	1	137,20	156	5	60,00%	632,60
Vickers Medium Mk. II	2	114,75	161	4	75,00%	577,04
Sturmpanzer II	4	283,00	184	4	50,00%	888,91
M3 Light	3	156,75	130	4	0,00%	523,36
Light Mk. VIC	2	95,00	66	3	0,00%	235,90
Renault UE 57	3	19,33	161	3	100,00%	261,00
Matilda	4	141,50	190	2	50,00%	207,01
LT vz. 38	3	10,00	148	2	50,00%	115,39
Renault FT 75 BS	2	57,50	107	2	50,00%	147,45
MS-1	1	48,50	120	2	50,00%	77,53
M37	4	189,50	147	2	50,00%	493,07
T-60	2	150,00	320	1	100,00%	837,55
4TP	1	86,00	245	1	100,00%	422,43
M22 Locust	3	61,00	204	1	100,00%	261,00
Pz.Kpfw. 38 (t)	3	194,00	91	1	0,00%	443,19

Graphs

WN8

Anzeigen

Clan history

[-KKA-] -KKA-

Position: Recruitment officer

Joined: 2015-08-04

[-KKA-] -KKA-

Position: Recruitment officer

Joined: 2015-08-04

Left: 2024-12-24

1skacpers1

Overall Stats

Globalmap Absolute X

Globalmap Champion VIII

Globalmap Middle VI

Company statistics

Team statistics

Skirmishes statistics

Stronghold defense statistics

Share

Tanks (82)

Graphs

WN8

Clan history