Briefly tell the story of the bravery of the men of the Flying Tiger squadron. Why was their situation unique? 3-5 sentences

The men of the Flying Tiger squadron were a group of American volunteer pilots who fought alongside Chinese forces against the Japanese during World War II. Their situation was unique because they were among the first to engage in combat with the Japanese, even before the United States officially entered the war. Despite being greatly outnumbered and operating under difficult conditions, the Flying Tigers achieved remarkable success, shooting down numerous enemy aircraft and providing crucial support to the Chinese resistance. Their courage and daring actions earned them a legendary reputation and made a significant impact on the overall war effort.