When german spies reported the russian military was mobilizing for war, already allied with austria, declared war on russia?

Germany

Explanation:

Austria-Hungary and The German Empire were long time allies in the Central Powers. Both had German Ethnicity. As Germany was An Austrian Ally. they declared war on  the Russian Empire to support Austria.

the answer would be 50's sitcoms reinforced traditional roles for men and women.

one of the major compromises in the constitutional convention was between the small states and big states. the small states wanted each state to have the same number of representatives in congress. the big states wanted representation based on population.