A recently formed group called the Maine Coalition for Palestine organized Friday’s protest, which saw around 150 people gathered outside Bath Iron Works.
Families with relatives still being held in Gaza say they don't care about the Israeli government's declared aim of eliminating Hamas, and that they just want the hostages back, and peace.
The truce between Israel and Hamas has continued for a fifth day, but it's looking increasingly fragile after both sides accused each other of violations.
Israeli Prime Minister Benjamin Netanyahu is meeting his cabinet amid hopes that a deal to release some of the nearly 240 people being held hostage in Gaza could be imminent.
Labour is facing a significant rebellion in the Commons tonight. Shadow Women and Equalities Minister Yasmin Qureshi has already stepped down to back the SNP amendment calling for a ceasefire.