They were faced with "massive resistance" in the South by proponents of racial segregation and voter suppression.. 
Bótilẹ̀jẹ́pé gbogbo àwọn ìsọtopù Elimẹ́ńtì kan ni iye proifer kannáà, isotopù kọ̀ọ̀kan yàtọ̀ sí àwọn yìókù ní iye Neutrons tó ní.. 