February : The Prime Minister increases internal security measures . Anti - government protesters in Thailand have marched on government offices . Sunday 's 100,000 turnout was Thailand 's biggest protest since deadly 2010 stand - off . They allege former PM Thaksin Shinawatra exerts power through current premier , his sister .
NEW : The Prime Minister broadens internal security measures . Anti-government protesters in Thailand have marched on government offices . Sunday 's 100,000 turnout was country 's biggest demonstration since deadly 2010 stand-off . Protesters allege former PM Thaksin Shinawatra exerts power through current premier , his sister .