Who had the most nuclear bombs.
Branch Rickey felt that his character was just as important as his baseball skills. Jackie Robinson was chosen to "break the color barrier" and he would need to be a strong individual and be able to avoid confrontation. He knew that Jackie Robinson would have to endure a lot of hostility and insults.
Twenty years after its implementation, the North American Free Trade Agreement, or NAFTA, has helped boost intraregional trade between Canada, Mexico, and the United States, but has fallen short of generating the jobs and the deeper regional economic integration its advocates promised decades ago.