Which country was the first to use 7 days-long week?
The seven-day week has deep historical origins in the astrology of Ancient Near East, being approximately a quarter of a lunation. It was (independently) adopted by the Persian Empire, in Judaism and in Hellenistic astrology, and (via Greek transmission) in Gupta India and Tang China.
Answers by country
the United Kingdom
the United States
What was the reason to build Canberra for Australian capital, rather than selecting one of the existing large cities?
safe location far from the sea
wish of the Indigenous Australians
low land price
dispute between Sydney and Melbourne
During the whole history, where were most of slaves from Africa taken to?
North America without Carribean