can someone help me figure this out? The used threats, beatings, and killings to scare blacks and their white supporters to keep them from voting. ( It's not kkk )

The snow had blocked up his window. why because it involves pronouns like he,him,his,himself, she,her

The statistics for the eastern war are grim. more than three-million men died in the fighting, more than nine-million men were wounded, and every major country which participated lost its form of government.