Multiple choice

Because of the massive military build ups of European nations,

  1. each country knew nobody would ever actually attack because of new weapons.

  2. European economies were really thriving.

  3. each country looked to new political systems to deal with this new problem.

  4. European nations were nervous + joined alliance systems in case of attack.

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The arms race and military buildup created an atmosphere of mutual suspicion and insecurity, prompting nations to form alliances for protection against potential aggression.