The late Jimmy Carter didn’t come up spontaneously with the idea of giving away the Panama Canal, which America spent blood and gold on and which is an essential part of its national security. Instead, he had Robert A. Pastor, a communist, whispering in his ear. A globalist who desired to merge incrementally the U.S., Mexico, and Canada into a “North American Union” (NAU) along the model of the European Union, Pastor’s intellectual development was rooted in Marxism. Pastor played an instrumental role in the Carter administration’s decision to relinquish control of the Panama Canal. ... In what appears to...