The last country in the world to challenge the United States control of Oregon was Great Britain. Oregon was won in the War of 1812.
Answer:
Airplanes were used for war at first
Thucydides viewed war and politics as being inherently intertwined, since he believed that war was simply the means that humans resorted to when political discussions failed.
The German people elected the NSDAP (Nazi Party).
This i do not know sadly but i did some research for you and google says and i quote
"When Virginia declared its secession from the Union in April 1861, Lee chose to follow his home state, despite his desire for the country to remain intact and an offer of a senior Union command. During the first year of the Civil War, Lee served as a senior military adviser to Confederate President Jefferson Davis".