Identify any two articles and explain how they limited the power of

Identify any two Articles in the linked document, and explain how they limited the power of the Congress, and its ability to govern the nation.

 http://highered.mheducation.com/olc/dl/40803/chap05elem4.htm

https://avalon.law.yale.edu/18th_century/artconf.asp

Please open the link to see the Articles.