What are some global issues the U.S. is facing that I can write an argument about?

4 answers

Nuclear proliferation. The divide between rich and poor. Climate change. Population expansion vs resources. Arms trade. Human disease and treatment (AIDS , polio, etc). Human rights (education of females and the impoverished). Tax evasion. Drug trafficking. Slavery and bondage.
are there any good sites that would support Civilians not owning assault rifles?
http://www.nytimes.com/2013/01/17/us/even-defining-assault-weapons-is-complicated.html?_r=0

http://www.google.com/webhp?source=search_app#q=assault+rifles+pro+con&hl=en&source=lnms&sa=X&ei=y2VYUbSRH5CyygG17YCABg&ved=0CAYQ_AUoAA&bav=on.2,or.r_qf.&fp=4e6f6eca244d82be&biw=711&bih=453
If you find yourself getting too emotionally involved in a topic, be sure you figure that out soon ... and choose a different topic. Be sure that whatever topic you choose, you can explain objectively; otherwise, your paper could end up not going where you want it to.

Ms. Sue's links above should help you find good resources ... just remember not to let your emotions get highly involved!