Русско-англо-русский юридический словарь

Trade agreement, any contractual arrangement between states concerning their trade relationships. Trade agreements may be bilateral or multilateral—that is, between two states or more than two states. (Britannica)

But why is a UK-EU trade agreement so important, what happens if talks break down and what other deals is the UK working on? (BBC News)

Vietnam says a landmark trade accord it's signed with the United States is an important milestone in the country's integration into the world economy. (BBC)