The delegates to the second continental congress chose george washington as commander in chief because

he had good training and experience from when he was under British command in the army before he left. The British army was also the best in the world at the time (they  ruled a good chunk of the world). so they thought he would be a good commander in chief.

accomplishment : zachary taylor’s was a national war hero in his battle in an mexican war

explanation:

he was known as a national war hero for his battles in the mexican war, taylor was elected as the 12th president of the united states in 1849. he led the nation during its debates on slavery and southern secession. after serving only 16 months in office, taylor died from cholera morbus on july 9,