Here is one part of it, it seems:
"[The president] has also violated a first principle of American foreign policy, which is to stand firm by our friends."
Let's see which of our friends supports a two-state solution based on 1967 lines with land-swaps: Britain, France, Germany, Italy, Egypt, Iraq, and Jordan, to name six that spring to mind. So, in fact, Obama has not violated this principle. He has vindicated it.