An armistice is b) an agreement between warring nations to stop fighting. An armistice has been officially defined as "a formal agreement of warring parties to stop fighting. It is not necessarily the end of a war, since it may constitute as a cessation of hostilities while an attempt is made to negotiate a lasting peace."
Decreasing nationalism is the answer.
Western and europeans in general fought each other a lot resulting in superior fighting tactics. Other places did not do this, giving europe a huge edge against everybody.
king charles went to parliament and tried to arrest members who opposed his policies
Explanation:
1914 to 1918 the official starting date was july 28th 1914 but the political buildup to the war started well before july