Was it really like WW2 from 2009 to 2020? No...
Mesopotamia, c. 3000 BC: 20%
Babylon, Code of Hammurabi, 1772 BC: codified earlier Sumerian custom of 20%.
Persian conquest (King Cyrus takes Babylon), 539 BC: rates of 40+%.
Greece, Temple at Delos, c. 500 BC: 10%
Rome, Twelve Tables, 443 BC...