They either didn't know about it until after the fact, or they were afraid of what would happen once they were caught
<span>He wanted to prove that Germany was a great world power.
When Wilhelm became kaiser he was determined to present himself as a bold German warrior who would expand his nation's power. Germany, he declared, must have its "place in the sun" among the world's greatest nations.</span>
The basic economic and political policies were about increasing the power of big businesses through things like introducing high tariffs in order to ensure domestic production growth, or their passage of acts that went against things like unions or rejecting any progressive or liberal laws that were about reducing the power of businesses.
Mental breakdowns happen to ppl who have something mentally wrong with them and they would need help with that. It is common with serial killers and first time murderers.