U.S. President Barack ObamaWASHINGTON, July 21 (Reuters) – President Barack Obama said regulatory reform will be a “major battle” in Congress, where the financial industry has some powerful backers.   “Part of what really gets me frustrated is when I hear that some of the banks are resisting the idea of a consumer finance protection agency that we’ve put forward,” he said in an interview with NBC’s “Today” show that aired on Tuesday. (more…)