; (10) upcoming negotiations concerning a new Special Measures Agreement between the United States and Japan should be conducted in a spirit consistent with prior negotiations on the basis of common interest and mutual respect; and (11) the United States and Japan should take actions to enhance United States-Japan defense cooperation, including through increased use of combined bases for allied operations, further integration of allied command structures, consideration of the establishment of a combined joint task force, enhanced combined contingency planning for both conventional conflict and so-called gray zone incidents, and opportunities for co-development of defense equipment and technology cooperation. 1257. Sense of Senate on enhancement of the United States-Taiwan defense relationship It is the sense of the Senate that— (1) the Taiwan Relations Act ( 22 U.S.C. 3301 et seq.) and the Six Assurances are both cornerstones of United States relations with Taiwan; (2) the United States should strengthen defense and security cooperation with Taiwan to support the development of capable, ready, and modern defense forces necessary for Taiwan to maintain a sufficient self-defense capability; (3) the United States should strongly support the acquisition by Taiwan of defense articles and services through foreign military sales, direct commercial sales, and industrial cooperation, with an emphasis on anti-ship, coastal defense, anti-armor, air defense, undersea warfare, advanced command, control, communications, computer, intelligence, surveillance, and reconnaissance (C4ISR), and resilient command and control capabilities that support the asymmetric defense strategy of Taiwan; (4) the President and Congress should determine the nature and quantity of such defense articles and services based solely upon their judgment of the needs of Taiwan as required by the Taiwan Relations Act