The runner-up in the 2011 race, up for a rematch, points to his endorsements in a stated bid ‘to bring people together.’

The special ed technician has been active on city issues such as the minimum wage, housing conditions, recreational marijuana, Congress Square Park and more.

The move brings partisan conflict to the surface in a race where Mayor Robert Macdonald and his main opponent, Ben Chin, are running in a nominally nonpartisan election.

Although he has clashed with the City Council, the Democrat has built on successes in an era of in-city and statewide challenges.

The group includes former U.S. Rep. Tom Allen, as well as Republican Cheryl Leeman.

Democratic activist Ben Chin leads the challenge against incumbent Robert Macdonald, a welfare reform firebrand.

Michael Brennan says his agenda includes economic development, affordable housing and fighting substance abuse.

Former state Sen. Ethan Strimling and Green Independent Party leader Thomas MacMillan criticize Mayor Michael Brennan’s leadership and policy positions.