III 115th CONGRESS 2d Session S. RES. 557 IN THE SENATE OF THE UNITED STATES June 27, 2018 Mr. Wicker (for himself, Mr. Cardin , Mr. Tillis , and Mrs. Shaheen ) submitted the following resolution; which was referred to the Committee on Foreign Relations RESOLUTION Expressing the sense of the Senate regarding the strategic importance of NATO to the collective security of the transatlantic region and urging its member states to work together at the upcoming summit to strengthen the alliance.