Who is the worst president in US history and why? I want to get a little debate going... please just keep it respectful

The president has what role as the head of the armed forces 1.commander 2.general in chief 3.commander in chief 4.chief petty officer 5.joint chief

What are some of the difficulties that the japanese face due to the islands' geography?

What are three supporting points as to why opium was wrong in the chinese trade? why should it have stopped? (opium wars)