Which generalization is best supported by a study of the politics of

Balkan peninsula before World War I and the politics of the Middle East in

1970s and 1980s?

Both regions were influenced by international ethnic movements

Explanation:

In both regions, there were influences of multinational movements. The seek of affirming its cultural identity.

In the Balkans, there were still reflections of the Pan Slavism, a movement from the mid-XIX century which found fertile soil in Serbia. The Pan Slavism used to claim an international union of Slavic people under the leadership of Russia.

In the Middle East, there was some influence of pan Arabism on politics that Palestinian organizations and partisans, being united under the leadership of Egypt, and all other Arab-Islamic nations.

Even though both movements failed, they influenced politicians, people, partisans from both regions in conflict.