Name every person who had control over land owned by the modern day USA. Along with the presidents, name other colonial powers as well. Unfortunately, because of the lack of documentation, American Indian nations such as the Iroquois weren't included.
Even after 1776, Britain still owned land in Oregon
From 1783 to 1789, the US had no leader. Though people were in charge of the government, nobody had any authority in the land until 1789
From June 6th, 1942 to July 28th, 1943, Japan occupied the islands Attu and Kiska, which are now part of Alaska