President Obama has had an eventful year. His approval rating hasn't budged.

2015 has been an eventful year for Barack Obama. He made a historic nuclear deal with Iran, two of his Supreme Court appointees voted to legalize same-sex marriage nationwide, he's fought with the left to advance his trade agenda, and he gave a speech on race and gun violence that was hailed as the best of his presidency.

And none of that has caused his approval rating to budge in the slightest, as you can see in this HuffPost Pollster ch