To permit shipping of goods from one US coast to the other by sea. Without the canal, ships had to go all the way around South America to do that.
yes
After ten years of construction, the Panama Canal was completed in 1914.
Russia
Theodore Roosevelt
France and the USA
France had already started the canal , was bogged down, and had sold out its interests. The other site proposed was Nicaragua. Apparently Roosevelt decided that Panama was the best place to built it.
On September 7, 1977, President Jimmy Carter signed the Panama Canal Treaty. The US gave control of the Panama Canal back to Panama in 2000.
Because it was called the Panama Canal
It is the Panama Canal. It was originally built by the US. However Panama just completed a major improvement of the canal.
The US purchased the Panama Canal from France in 1903 for $40 million.
panama
Panama is the only country the canal passes through. There was initially interest (a bit of which remains to this day) of building the canal through Nicaragua - there are three proposals being 'floated' around in Nicaragua currently to build a new trans-oceanic passing, but the Panama Canal only goes through Panama.