Obviously you need any shots that are REQUIRED for entry taken care of before you leave. That said, the earlier the better, especially if follow-up rounds may be needed. Because some vaccines require a few shots spread out over a few months. Some travel shots can take about a week to f...
The United States was now a player in World War II, which meant the introduction of gas rationing. Gas rationing had little to do with a shortage; what the United States armed forces needed was rubber, so nonessential rubber usage (like car tires) had to go. In order to stop people fr...