Steep new tariffs imposed and threatened by President Trump will increase prices for goods purchased by the Pentagon, weakening supply chains and stressing military readiness and spending plans, the ranking member of the Senate Foreign Relations Committee warns. In an April 15 letter to Defense Secretary Pete Hegseth , Sen. Jeanne Shaheen (D-NH), also a senior member of the chamber's Armed Services Committee, cited new tariffs on “virtually every country in the world” as well as duties on steel and...