Sam Rainsy, exiled former president of the dissolved opposition Cambodia National Rescue Party (CNRP) Sam Rainsy, poses on his terrace in Paris, France, July 19, 2018. REUTERS/Philippe Wojazer/File Photo

PHNOM PENH: Cambodian authorities arrested six political activists over the weekend for alleged plots to rally in support of former opposition politician Sam Rainsy if he returns from exile as planned in November, police said on Monday (Sep 16).