What happened as nations competed to build strong economies and large empires in the period leading up to world war i ?

I brought huge tension in europe and it didn't help that the people in europe wanted to try out the new war weapons created

i need more info !

if you have to make a general question and respond to your thoughts, then this isn't really a question someone can you on. read the passage, form your question, and answer using your thoughts. no one else can understand how you interpreted this text if you don't tell us.