Seventy years after the founding of the UN, armed conflict continues to plague the world. The UN Charter forbids the use of military force except in self-defense after an armed attack by another state or when approved by the Security Council. Yet the three most recent US presidents have violated that command.
Tar-sands supporters in Congress will find it hard to tune out the fossil-fuel interests that want to see Canada's oil sands mined to the utmost. After all, the biggest foreign lease holder in Canada's oil sands is none other than the Koch brothers. But we'll cross that bridge when we come to it. For now it's up to President Obama to do the right thing.