The corporation may—

((1)) adopt a constitution, bylaws, and regulations to carry out the purposes of the corporation;

((2)) adopt and alter a corporate seal;

((3)) adopt emblems and badges;

((4)) establish and maintain offices to conduct its activities;

((5)) establish State and territorial organizations and local chapter or post organizations;

((6)) acquire, own, lease, encumber, and transfer property as necessary to carry out the purposes of the corporation;

((7)) publish a newspaper and other publications devoted to the purposes of the corporation;

((8)) sue and be sued; and

((9)) do any other act necessary or proper to carry out the purposes of the corporation.