The government says it is committed to restoring order and will carry out an independent investigation into all the fatalities.
Meanwhile, Thailand's election commission says it has found the ruling party of Abhisit Vejjajiva, the prime minister, guilty of misusing poll donations and called for it to be disbanded.
General Anupong Paochinda, the country's influential army chief, has called for new elections to be held and believes dissolving parliament may resolve the country's political crisis.
But who is fuelling the latest unrest? And what lies ahead for this divided country?
Inside Story, with presenter Hamish McDonald, discusses with Sean Boonpracong, a spokesman for the United Front for Democracy Against Dictatorship (UDD), which is leading the protests in Bangkok, Pravit Rojanaphruk, a political analyst at the newspaper The Nation, and Tim Forsyth, a Thailand and Southeast Asia specialist at the London School of Economics.
This episode of Inside Story aired from Monday, April 12, 2010.
Source: Al Jazeera