Thousands of people protested in Bangkok on Saturday in the latest in months of anti-government demonstrations that have also called for reforms to Thailand’s powerful monarchy.

Hundreds of Thai anti-government protesters demonstrated in Bangkok on Sunday, again defying a ban on protests against Prime Minister Prayuth Chan-ocha and the powerful monarchy.

Thousands of Thai protesters set up camp outside Prime Minister Prayuth Chan-ocha's office late on Wednesday, in an escalation of three months of demonstrations aimed at forcing the former junta leader to step down.

Tens of thousands of people joined Thailand's biggest protest in years on Saturday, cheering calls to curb the powers of King Maha Vajiralongkorn's monarchy and for the removal of former coup leader Prayuth Chan-ocha as prime minister.

Thai security forces are hunting more than 10 suspects in connection with a series of bomb attacks in Bangkok last week, Prime Minister Prayuth Chan-ocha said on Monday.

Thai King Maha Vajiralongkorn on Tuesday swore in the cabinet of Prime Minister Prayuth Chan-ocha, a former army chief who seized power in a 2014 coup.

Thai junta chief Prayuth Chan-ocha on Tuesday ordered an end to military rule before his new civilian government is sworn in, but kept the power to let security forces carry out searches and arrests unchallenged.

Thailand's opposition "democratic front" of seven parties on Wednesday said it had won a majority in the lower house of parliament after a messy election, and had the right to try to form a government after five years of military rule.

Thai voters flocked to the polls on Sunday for the first election since a 2014 coup, and an exit poll indicated the populist party linked to exiled former leader Thaksin Shinawatra would win the most seats, but not enough to form a government.

Thai police said on Sunday they had uncovered a plot to assassinate the country's prime minister after seizing a weapons cache belonging to a fugitive anti-junta activist.

Thai Deputy Prime Minister Prawit Wongsuwan said on Wednesday a general election will be held this year after doubts were raised by a member of the national legislative assembly.

Thai Prime Minister Prayuth Chan-ocha on Thursday defended a decision to amend a cyber-crime law to increase the military government's ability to remove online content as authorities seeks to tighten control on dissent.