Answer:
Countries began to engage in militarism.
Explanation:
Countries began to engage in militarism as a result of alliances between European countries against one another. They began to form military forces in their countries to strengthen and protect themselves.
Answer:
Justices are nominated by the president and approved by the House of Representitives.
Explanation:
I hope this helps. I don't really know how to explain it but I know this is the right answer!