Channar agitation took place during the time:

 a) Ayilyam Thirunal
 b) Swati Thirunal
 c) Uthradam Thirunal
 d) Sreemulam Thirunal

KPSC-2016

Uthradam Thirunal The agitation led to the Royal Proclamation of July 26, 1859 by Uthradam Thirunal Maharaja.