Which country was allied with Germany at the beginning of the war but later changed sides and joined the allied powers? DONT LOOK IT UP

In the united state, a system for interaction between unmarried men and woman that casual dating with the purpose of marriage was called

Can someone answer these question about vasco de gama for me: when? (when did he started his travel)from where & to where? (from where he was and then where he went to)motives? (what was his motives for traveling)accomplishments & discoveries? i will give you 15 star for answering all of these, you so much.

What was john f. kennedy's program known as?