What was so historically significant about the manhattan project?

It was a project lead by the USA supported by the Canadians and allied forces to create the first nuclear weapons during WWII. Bomb Fat boy and Little man were dropped on Hiroshima and Nagasaki of Japan creating mass destruction which devastated its inhabitants. This brought about a new warfare as well as a coming of ends to WWII

The most important function congress performs is making laws

To work in the other country to have a " island of property " (if you will) on the other countries territory. they also maintain peace and friendship with the two countries