In Fire Emblem: Three Houses, what are the names of the three houses players can choose to instruct?

Black Eagles, Blue Lions, Golden Deer

What seasonal holiday drink is traditionally consumed as part of festive celebrations in Puerto Rico? The Bolsheviks were led during the Russian Civil War mainly by which individual? Who led the Protestant Reformation in Switzerland? What type of energy does the sun primarily provide to Earth? Which country's flag has a maple leaf?