Martinalia is a Substack-style newsletter by a former soldier and author writing about military service, veterans' issues and early Christian attitudes to soldiering. Issues mix close reading of scripture and church history with commentary on peace activism, veterans' rights and the author's publishing experiments.

A newsletter from the Cultural Transformation Circle of the Transition Network offering reflections on heart-led cultural change, collective healing, peace practice and community life. Issues mix event announcements, support offers and personal essays on parenting and climate grief in an unraveling world.

The International Union of Scientists publishes advocacy-oriented pieces on science policy, sanctions affecting research, and anti-militarism, including a call for solidarity with Cuban science and a campaign to move a mathematics congress out of the United States. Readers get a one-sided political perspective framed around the organisation's positions, with occasional interviews and petitions.

Servas is a hospitality and peace network for young travellers, and this newsletter shares member stories of staying with host families abroad alongside event announcements for International Peace Day. Readers get personal accounts of solo youth travel and a calendar of online and in-person peace events.