Aggression from Russia and other world events are slowly leading some budget-cutting Republicans to see the need in higher defense budgets, the vice chairman of the House Armed Services Committee said Wednesday morning at the Heritage Foundation. Rep. Mac Thornberry (R-Texas) said that all of Congress – the Senate and the House, Democrats and Republicans – share some of the blame for the spending caps imposed by sequestration. But, he said, “I have to say, I do think Mr. Putin…