The ten percent
The ten percent plan, formally the Proclamation of Amnesty and Reconstruction (13 Stat. 737), was a United States presidential proclamation issued on December 8, 1863, by President Abraham Lincoln, during the American Civil War. By this point in the war (nearly three years in), the Union Army had pushed the Confederate Army out of several regions of the South, and some rebellious states were ready to have their governments rebuilt. Lincoln's plan established a process through which this postwar reconstruction could come about.[1]
<span>C) the invasion of Poland
It happened in 1939, before all of the other events.
Hope this helps :)</span>
The correct answer is the third one: approval by 9 of the 13 states.
However, all 13 out of 13 states approved the Constitution
President Richard Nixon supported the policy of détente as a way to reduce tensions between the United States and the Soviet Union