It gives you a feeling for what people are going through. In my experience, when I know what is going on, I feel I belong. I feel part of what is going on, if I can share my thoughts and be heard with respect. I have something intelligent to say because I have done my homework preparing myself for my comments. "Para tanto", it is is important to be informed.
Some good questions for your language exchange times:
1) Who are the candidates?
2) Where are they from?
3) What are their parties?
4) What are their main topics in their "discurso político"
One good source of information is:
Do you have other sources you would like to share. Please comment in this post.