“Abdulvahed informed his family in a very short and controlled call that he had been arrested,” his wife said.

A Belgian Foreign Ministry spokesman confirmed the two men were being held over suspected involvement in "terrorist" activity.

Prosperous Armenia is an alternative to the ruling RPA, Prosperous Armenia’s number 2 Vartan Oskanian said.

Some 9.5 million Italians are voting for mayors and council members in 1,024 towns, including several key urban centers.

Rallies are another legal method of struggle, leader of the ANC opposition bloc Levon Ter-Petrossian told journalists.

"Committee head entered the polling booths where voters stood,” ANC candidate Nikol Pashinyan’s proxy Sipan Pashinyan said.

Coordinator of OSCE observer mission Francois-Xavier de Donnea saw no violations in 6 polling stations he visited so far.

Other opposition figures, including former world chess champion Garry Kasparov, estimated some 20,000 protesters.