Because they were banned for life after one was killed
The stamp act put a tax on all documents that were printed or written. Remember: No taxation without representation!
The correct answer is the Battle of the Coral Sea
Although both sides were winners in certain respects, it was a draw in the end which was a bad thing for Japan. The Japanese army had a tactical victory through the numbers of US troops defeated and ships sunk, the US had a strategic victory because Japan could not prepare for the following battles because of the losses suffered in this one.