Complex sentence: In Tirunelveli, he led the protest against Kudankulam nuclear power plant in which 1500 people participated.He involved in the blockade of the Legislative Assembly, Tamilnadu insisting the Government that Kudankulam nuclear power plant shouldn't be laid.
Split into simpler sentences: In Tirunelveli, he led the protest against Kudankulam nuclear power plant in which 1500 people participated. For he involved in the blockade of the Legislative Assembly, Tamilnadu insisting the Government that Kudankulam nuclear power plant shouldn't be laid.