August 18, 1920 should be right.
because he loved baboons more than anything even his family
The first Transcontinental Railroad in the United States was opened on May 10th, 1869- the correct answer is:
in the 1860s.
The plans to build such a Railway have started as early as 1930s.
It actually didn't connect both coasts, but ended far from the East Coast.
The American Revolution led to the Loyalists (Tories, to you Americans) flooding north and helping to populate the Maritime Provinces and what became the Eastern Townships of Quebec. They also, pretty much on their own, created what's now Ontario.