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

Dept of State Public Diplomacy with:

U.S. Mission to Indonesia  U.S. Consulate General Surabaya Public Affairs Section (PAS) Annual Program Statement 
PAS-SURABAYA-FY22-01
https://www.grants.gov/web/grants/view-opportunity.html?oppId=338347 
UIowa Internal Deadline March 30, 2022.
Closing date for applications  April 30, 2022

U.S. Mission to Eswatini  U.S. Embassy Mbabane Public Affairs Section
PAS-MBA-APS-FY22-01
https://www.grants.gov/web/grants/view-opportunity.html?oppId=338404
UIowa Internal Deadline July 15, 2022.
Closing date for applications  August 15, 2022