How
did Northerners react to the Fugitive Slave Law?

They regarded the law as a bribe

Explanation:

Many Northerners regarded the provision as a bribe as the commissioner would be paid more for an accused to be returned to slavery as opposed to being freed.  This law created outrage among the northern states as well as many western states which created the personal liberty laws that prohibited state officials from assisting the return of runaways.

mustafa ataturk thought nationalism in turkey would best be achieved by modernizing the country.

what are the options mate?

explanation:

not to be rude or anything but, nobody can really answer that if you don't add the options sorry if it came of rude uwu