Department of State  U.S. Mission to Singapore 
U.S. Embassy Singapore - Annual Program Statement  - U.S. Embassy Singapore  announces funding opportunities through its public diplomacy grants program
PAS-SINGAPORE-FY21-002
deadline  Sept. 30, 2021  
https://www.grants.gov/web/grants/view-opportunity.html?oppId=329943
 

Department of State  U.S. Mission to Singapore
EducationUSA Singapore Partnership - open competition for local partners to host the EducationUSA Singapore Advising Center and collaborate on various U.S. higher education outreach initiatives.
PAS-SINGAPORE-FY21-001
deadline  Dec 31, 2020  
https://www.grants.gov/web/grants/view-opportunity.html?oppId=329942

Dept. of State DOS solicitations generally limit the number of applications that may go forward in response to a specific solicitation. 
Prospective applicants from the UI who wish to apply to a DOS program that limits the number of applications allowed per institution must refer to the UI Limited Submissions guidelines at https://uiowa.infoready4.com/#competitionDetail/1809264