With all the strife over public-sector unions, including irate e-mails in response to our pension coverage on the program, we thought we'd lighten the mood by sharing some recent political cartoons.

A Libyan rebel fighter holds a rocket propelled grenade (RPG) launcher after spotting a fighter jet flying overhead near a checkpoint at the entrance to the oil rich town of Ras Lanuf on March 6, 2011. (Robertp Schmidt/AFP/Getty Images)…