Identify another atrocity that the Germans were accused of during WWI. Research.

An atrocity that the Germans were accused of was the civilian massacres that occurred in Belgium and Northern France in the year 1914.  From August 4th to the 8th almost 850 people had been killed.  Most of the people killed were military-aged young men but, there were also many women, children, and elderly that were killed in the massacre.  

necessary and proper clause. the congress shall have power to all laws which shall be necessary and proper for carrying into execution the foregoing powers, and all other powers vested by this constitution in the government of the united states, or in any department or officer thereof.

interdependence is when all participating groups and individuals depend on each other. if you depend on one anothers goods, you end up trading in order to get the items you're looking for. (for ex: if i have food and you have water, we trade in order to depend on each other to live)