There were a good bit of reasons, but mainly because they wanted power.
Except, promote the social status of peasants.
Prussia won the war. Prussia made sure and be friends with Austria - Hungry, so that France would be isolated. (Guns with needles can fire ammo much faster.) Helped unite Prussia as a country into Germany.
Answer:
5+5=10 you add the 5 and the other 5 and you get 10$ additionis great
Explanation: