the Legislative branch (specifically the Senate) must ratify treaties. This check on the power of President is part of the system of checks and balances.
As Lincoln debated what to do with Reconstruction, he wanted to make sure he stayed in line with "<span>1. The constitution," since Lincoln, unlike the Radical Republicans, wanted the nation to "heal" as quickly as possible instead of punishing the South. </span>
The United States sent several billion dollars to aid the Nationalists in China because the leaders feared that a Nationalist defeat would create a communist superpower.
