In a joint declaration signed for the 500th anniversary of the Reformation, Catholic and Lutheran leaders apologized for division in the Church and pledged to work for greater unity.

The WTO first issued a joint declaration on gender equality and empowerment within trade in 2017 on the margins of the WTO Ministerial Conference in Buenos Aires that year.

HELSINKI — Several Nordic countries have moved to deepen cooperation among their respective air forces to bolster the region’s defenses. The initiative, covered by a joint declaration of ...

Britain and the United States backed a new "Atlantic Declaration" on Thursday for greater cooperation on pressing economic challenges in areas like clean energy, critical minerals and artificial ...

The growing BRICS group gathered in Rio de Janeiro, Brazil for the 17th BRICS Summit on Sunday, and signed a joint declaration encompassing 126 commitments covering global governance, finance ...