Activists are planning to use May Day to highlight what they describe as President Donald Trump's attacks on workers and immigrants, coupled with calls for a higher minimum wage.
In Massachusetts, members of more than 30 organizations plan to gather Tuesday in the East Boston section of Boston before marching through the neighboring cities of Chelsea and Everett.
Activists are calling for a $15 minimum wage, paid family and medical leave, improved educational opportunities for immigrants, the adoption of "sanctuary" policies and an end to deportations.
In-depth news coverage of the Greater Boston Area.
May 1 is International Workers' Day.
Representatives of labor, community and immigrant rights groups participating in the march are criticizing what they say is the Trump administration's attempt to criminalize immigrants.
According to the group's Facebook page, more than 1,500 people were registered for the rally in Boston and nearly 1,400 were registered for one in Worcester by Tuesday morning.