More than 2. French & Indian war was also a European war (Can't remember the European name, something like "7 Years War, North American Theater". And that was before there was a USA.
Pretty much. You have to pay the exit tax to CA for 10 years after you leave. Based on precedent this is clearly unconstitutional. Supreme Court slammed CA for making retirees who moved out-of-state pay income tax on their retirement. This is not that much different.