In what year did the National Assembly adopt a constitution that allowed all adult males to vote?
During the Reconstruction, after the Civil War, the National Assembly adopted a Constitution that allowed males to vote in 1875. To learn more, visit: http://www.ask.com/wiki/United_States_Constitution#Sessions.
The National Assembly adopted the 1875 constitution which enabled all adult males to cast votes. The year is also 1875.
On February 25th, 1875 the National Assembly accepted that all adult males were allowed to vote. The National Assembly formed in 1789.