Senator Tommy Tuberville on Tuesday finally gave up his blockade on military promotions. All he managed to accomplish in the nearly yearlong effort was to annoy all of his colleagues.Tuberville has blocked 450 military promotions since March as a part of a one-man protest against the Defense Department’s policy of reimbursing travel costs for service members who have to travel out of state for an abortion. He announced Tuesday that he will allow most of those promotions to go forward now—but wil