Because of campus unrest due to the Vietnam war .
The Mansfield amendments the ILLIAC IV was completed and installed at Ames Research Center instead of UIUC , and Slotnick 's Darpa contract was not renewed .
Because of campus unrest due to the Vietnam war , and the Mansfield amendments the ILLIAC IV was completed and installed at Ames Research Center instead of UIUC , and Slotnick 's Darpa contract was not renewed .