Voting in favour were 123 states, while Argentina, Israel and the US voted against. There were 52 abstentions, including the UK and members of the EU.

https://www.theguardian.com/news/2026/mar/25/un-votes-slave-trade-gravest-crime-against-humanity-reparatory-justice

UN votes to describe slave trade as ‘gravest crime against humanity’

Members call for reparatory justice as landmark resolution aims for ‘political recognition at the highest level’

The Guardian