Hmmmm, I think it is slavery
<span>
The policy of appeasement encouraged aggression because there were
no consequences for aggression. Each victory gave Hitler more
confidence. </span>
<em>The Scientific Method was designed to gather,test and Explain Information :)</em>
The perceived grievances of al-Qaeda against the United States and its allies include all of the following except "<span>c. U.S. failure to support the mujahideen in their war against the Soviet Union," since in fact the US did support this group. </span>
The Treaty of Versailles meant peace at the times, as it ended the WWI. However, it also established very harsh conditions for Germany (high war reparations), which later led to Germany's poverty and the rize of Nazis to power : so it's blamed for instigating (causing, leading to) the WWII.
The Treaty of Versailles also brought a big land loss for Germany, Austria and Hungary.