In April 2020, the USAF announced $25 million-worth funding of eVTOL projects for development in 2021.[51][52] On August 20, 2020, United States Air Force (USAF) held a demonstration flight of an electric vertical take-off and landing aircraft at Camp Mabry in Austin, Texas. It was the first time that a manned eVTOL aircraft took flight under USAF Agility Prime programme.[51]