There are two world leader who sided with Germany and signed a pact. The first being Benito Mussolini, leader of Italy, signing the pact of steel. This pact declare the alliance of Italy and Germany. The second being Joseph Stalin , leader of the Soviet Union, signed the Molotov–Ribbentrop Pact. This was a non agression pact that states that both Germany and The Soviet would attack and conquered Poland.
B both countries were involved in a system if alliances.
"<span>All of the major powers considered war to be part of a valid foreign policy" is the best option, but it should be noted that militarism was a consequence of nationalism. </span>
The Chinese people of the time believed that the country was working against the best interest of the people and in the interest of the spreading Western and Japanese powers. This is why a group of people started the boxer rebellion. This was a nationalist movement that wanted China to be independent and work in the interest of China and Chinese people and not in the interest of foreigners.
A — William Jennings Bryan