Early in 1829 Winchilsea publicly challenged Wellington about the Duke's simultaneous support for the Anglican King's College and the Roman Catholic Relief Act 1829. The result was a duel in Battersea Fields on 21 March.
In early 1829, Winchilsea confronted Wellington regarding his backing for Anglican King's College alongside the Roman Catholic Relief Act of that year. This confrontation culminated in a duel held in Battersea Fields on March 21st.