Thai army soldiers secure the streets around Prime Minister's Abhisit Vejjajiva house in Bangkok April 25, 2010. Bangkok braced on Sunday for more unrest a day after the Thai government rejected a peace overture from demonstrators offering to end increasingly violent protests in return for early polls. (Reuters)

Thai soldiers on motorcycles patrol a street in Bangkok, Sunday April 25, 2010. Thailand's embattled Prime Minister Abhisit Vejjajiva acknowledged he initially underestimated the protesters who have occupied central Bangkok for weeks, but he offered no initiatives Sunday to end the country's prolonged, sometimes bloody political crisis. (AP)