Ahmed Saleh came out against the Houthis in 2017 after his father was killed during a firefight with them .
The UAE terminated Saleh 's ambassadorship on 7 April 2015 and revoked his diplomatic immunity .
Saleh   came out against the Houthis in 2017 after Saleh 's father was killed during a firefight with them .
The UAE terminated Saleh 's ambassadorship on 7 April 2015 and revoked his diplomatic immunity .