June 1788
1789
The US Constitution was ratified by the required 9 states of June 1788
1788
The Constitution was drafted in 1787. Congress declared it in effect the following year, 1788.
Rhode island ratified the Constitution.
The German Constitution, known officially as the Grundgesetz für die Bundesrepublik Deutschland, came into effect at midnight on 24 May, 1949.
yes
September 17, 1787
When the US Constitution was revised it would not be ratified (go into effect) unless 9 states approved it and accepted it.
The US Constitution was ratified by the required 9 states of June 1788
9 states
1842
1842
1789
1788
1788
The first Missouri Constitution was written in 1820 and went into effect that same year. The current Missouri Constitution was adopted and went into effect in 1945.
The Constitution was drafted in 1787. Congress declared it in effect the following year, 1788.