In the Advanced Keyword Search box immediately below do the following:

1.  Click on the dropdown arrow to the left of the first search window and select Subject.

2.  Enter the name of a country in the first window, such as Egypt.

3.  Find Year below the search windows and enter a date range, for example, 2008 and 2013.

4.  Click on Submit.

To focus your search add a term in the second search window, such as: politic*.  The asterisk is a truncation symbol that will get you politics and political.