Was the dropping of the atomic bombs justified during ww2?

Well since there aren't any choices i dont know if this is right but nationalism played an important role in the unification of both italy and germany i do believe 

Tenochtitlán was the capital of the aztec empire. it was a busy and bustling city where“there are daily more than 60,000 souls, buying and selling, and where are found all the kinds of merchandise produced in these countries.” when cortes arrived in 1519, theenormity of the trading market and the smoothness of it’s running both surprised and  impressed him.