Was lincoln against or for slavery? what did he issue to set the slaves free?

Yes, Lincoln was against slavery. He issued the Emancipation Proclamation to set the slaves free.

Lincoln was against slavery but he did agree that african americans were not as equal as whites. And he issued the Emancipation Proclamation to set slaves free.

They made a checks and balance system to equal power within the branches. the "check" meant that one branch would watch one branch and "balance" them if they were too powerful. if you want more info on this, i would just google checks and balance system.