I'm not sure but i think it would be B.
the people of this fair country
He was held in high esteem by the Dunning School of historians, more recent historians rank Johnson among the worst American presidents for his frequent clashes with Congress .. ruthless tactics and so on
Answer:
Militarism, Alliances, Imperialism, & Nationalism
Explanation:
nationalism: Bosnians wanted to seperate from Austris-Hungary and join Serbia.
militarism: Britain had a strong military, and navy. It was possibly the strongest there was back then. Germany knew this and started to create a navy that could rival Britains.
imperialism: Many countries wanted to acquire land and colonies far away for various reasons.
alliances: France joined Britain and Russia = Triple Entente/Allies.
Germany joined with Austris-Hungary and Italy=Triple Alliances/Central Powers.
They came for gold, they wanted to become wealthy there.