Which physical feature separates Washington from Vancouver Island in Canada? 1. pugent sound

2. pacific ocean

3. strait of Juan de fuca

4. Columbia River

It is separated from the mainland of British Columbia by Johnstone Strait and Queen Charlotte Strait on the north and northeast, and by the Strait of Georgia on the southeast, which along with the Strait of Juan de Fuca along its southwest separate it from the United States

Explanation:

in 1897, pershing became a tactical officer at west point, and that's where he was given the nickname "black jack." pershing's first name is "john," for which "jack" is a nickname, and he was a white man who commanded black troops. hence "black jack".

lincoln won 212 electoral votes to mcclellan's 21 votes, and lincoln beat mcclellan. is the main reason lincoln won in 1864.