Roosevelt’s presidency is best remembered for which construction project that impacted foreign relations?

If you are referring to Teddy Roosevelt, than the answer is the Panama Canal.

This waterway was one of the crowning achievements during the Roosevelt presidency. This waterway was so important because it connected the Atlantic and Pacific Oceans. This made trade between the US and other countries fro the Eastern and Western Hemisphere significantly easier.

What effect did the development of trade have on settlement patterns in medieval times