clarke had to make the hard choice and leave some friends behind, but the saved 47 delinquents (or smt like that)
after trying to reason with lexa unsucessfully, clarke makes the hard choice yet again saving finn from being tortured by mercy killing him and saving all the rest of her ppl in the process, avoiding a war.
while their people are being tortured and killed, clarke and bell make the hard choice yet again, to kill the mountain men and save their people