The Treaty of Versailles was a peace treaty that ended WW1 (between Germany and allies)
Answer:
Declaration of Independence
Us constitution
War of 1812
Mexican American
Civil war begins
End of civil war
Emancipation proclamation
13th amendment
Explanation:
VeAnswer:This question belongs under mathematics
Explanation: It talks about angles and you might want to add a image to let us know what problem your working on