Prime Minister Lee Kuan Yew requested 35 million dollars in economic aid in exchange for the covert release of the two agents.

Department of State Bulletin, August 30, 1965, p. 357; Mark Feldman Oral History, Association for Diplomatic Studies and Training, p. 24.

[10][11] Prior to his expulsion, he arranged for Francis Seow and Patrick Seong to travel to Washington, D.C. to meet with American officials.

[12] First Deputy Prime Minister Goh Chok Tong claimed that Hendrickson's alleged conspiracy could have resulted in the election of 20 or 30 opposition politicians to Parliament, which in his words could lead to "horrendous" effects, possibly even the paralysis and fall of the Singapore Government.

[10] The State Department also expelled Robert Chua, a senior-level Singaporean diplomat equal in rank to Mason, from Washington, D.C. in response.

[14][15] The State Department's refusal to reprimand Hendrickson, along with their expulsion of the Singaporean diplomat, sparked a protest in Singapore by the National Trades Union Congress; they drove buses around the U.S. embassy, held a rally attended by four thousand workers, and issued a statement deriding the U.S. as "sneaky, arrogant, and untrustworthy".

The United States sells arms to Singapore and provides access to its bases to train the Singaporean military outside of their small island city-state.

[21] Under the U.S.–Singapore Strategic Framework Agreement, some U.S. Navy littoral combat ships are rotationally deployed to Singapore's Changi Naval Base.

[2] Following that devastation of the United States Gulf Coast by Hurricane Katrina, three Singaporean CH-47 Chinook helicopters and 38 RSAF personnel from a training detachment based in Grand Prairie, Texas, assisted in relief operations from 1 September.

The 2012 MOU have enhanced the teaching of mathematics and science, teacher development and school leadership, and educational research and benchmarking studies.

The U.S. government provides Fulbright Awards to enable selected American professors to teach or conduct research at the National University of Singapore and the Institute of Southeast Asian Studies.