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during the medieval period of time
The katana's originated in the 15th century.
Islam
The time period of the Vikings; about 600-1000 A.D. It was officially outlawed in Iceland in 1000, though some historians speculate that it may have continued in secret. It was brought back in Iceland in 1972 and is currently practiced today in Rekjavik.
I can tell you when but not where(cuz i don't know). They originated from the medieval time period.
It originated in Greece, around the time period of 1138 and 1204 AD
Culture
have no clue, i was asking you people....
It still exists
1929-1988
the time period when the Japanese Empire occupied the Asian countries.
Hellenistic culture is the blend of Greek, Middle Eastern and Asian cultures. The significance is that this blend happened after Alexander conquered the empires and countries listed above for the first time in history.