The Congress and Raijor Dal have finalised a seat-sharing agreement for the Assam assembly elections, with Congress leaving 11 constituencies for Raijor Dal and a friendly contest in two others. The alliance aims to defeat the BJP government.
The protesters started marching towards the PM's residence shouting slogans and holding anti-government placards.
Shivpal loyalists have been denied tickets.
Several SP leaders fear Muslim voters may shift loyalty, which will benefit rivals like the BJP.