Construction
The US encouraged the separation of Panama from Nicaragua, of which it was previously a part.
After ten years of construction, the Panama Canal was completed in 1914.
A big role. The US Army Corps of Engineers built the canal itself.
Theodore Roosevelt
Yelllow fever and Malaria-during US construction
No one did. The US built the panama canal (construction was finished in 1914), and the US maintained control of it until dec 31, 1999 when the canal came into full Panamanian control.
Initial construction was completed in 1914, and the canal opened, but construction continues to this day in enlarging, improving, and maintaining the canal.
He is most responsible for beginning the canal's construction. His company (The New Panama Canal Company) began construction in 1878. Construction was halted though because of problems with engineering and disease. The canal was eventually sold to the US for $40 million. He is also responsible for the Suez Canal, by the way.
whats the answer?
First of all the US assisted Panama in their revolt against Colombia. It was only then that Panama agreed to let us build the canal. After that it was basically human labor and steam shovels which were a relatively new invention.
69 billion dollars
the building of the panama canal played a huge role in South America because the us traded help with the people of panama in gaining indapendance from Chile in order to build and controle the canal.