Meshech Weare graduated from Harvard College in 1735 and embarked on a political career shortly thereafter, serving as a town moderator. He demonstrated leadership by coordinating military affairs and raising resources for the state militia. Weare played a pivotal role in drafting New Hampshire's first formal constitution and managed the custody of prisoners of war. His judicial acumen was recognized when he was elected a Foreign Honorary Member of the American Academy of Arts and Sciences in 1782.

Meshech Weare's political identity is characterized by a blend of economic regulation and military coordination, with an unexpected emphasis on local governance structures. He advocated for stringent trade regulations and price controls during the American Revolution, revealing a highly localized approach to economic policy. Weare's role in drafting New Hampshire's first formal constitution and leading the Committee of Safety demonstrates a calculated effort to balance state and local governance. His judicial oversight of privateers and prisoners of war, alongside surveillance of Loyalists, showcases a nuanced stance on law and order that prioritizes regional stability.