Nattawut co-organised the mass protests in 2009 and , together with the other UDD heads , led the " Red Shirts " in the fierce protests from March to May 2010 that led to the bloody military crackdowns of April and May . Nattawut , Jatuporn Prompan and other Red-Shirt leaders surrendered themselves to police to prevent further bloodshed during the violent military crackdown on 19 May 2010 . Afterwards , Nattawut was prosecuted on terrorism charges . He was released on bail terms on 22 February 2011
fierce protests from March to May 2010
2010 Thai political protests
Nattawut Saikua