Help with all of the questions if u can

1. 179 BC

2. 2001

3. 2771

4. 2-12-20 BC

5.900

Explanation:

It's math

it was on the rise and doing very well and would continue to do well until the great depression from 1929-1939

on april 6, 1917, the u.s. joined its allies--britain, france, and russia--to fight in world war i. under the command of major general john j. pershing, more than 2 million u.s. soldiers fought on battlefields in france.