Bangkok, June 20 -- Thailand Prime Minister Paetongtarn Shinawatra is set to visit on Friday a senior army official whom she called an "opponent" in a leaked phone call with former Cambodian leader Hun Sen that sparked a political uproar with demands for her resignation.

Paetongtarn is set to visit Chong Bok, an area in the north-east Thailand, to mend fences with the Second Army Region Commander Lt Gen Boonsin Padklang, local media outlet Bangkok Post reported.

The 38-year-old Prime Minister who assumed office less than a year ago had to issue a public apology on June 19 after Cambodian leader Hun Sen released online her telephone conversation with him.

In the June 15 telephone conversation to discuss the recent border clash between T...