Brighton have announced the signing of German midfielder Mahmoud Dahoud
Manuel Lanzini will leave West Ham when his contract expires at the end of June.
The Argentinian midfielder joined the Hammers from United Arab Emirates side Al Jazira in the summer of 2015 and has made 226 appearances, scoring 32 goals.
Lanzini's most memorable moment was his long-range equaliser at Tottenham in 2020 as West Ham came from 3-0 down to snatch a 3-3 draw.
The 30-year-old has been linked with a return to Argentina and former club River Plate.
Brighton have announced the signing of German midfielder Mahmoud Dahoud from Borussia Dortmund.
The 27-year-old will join Albion on a four-year contract on July 1 following the expiry of his deal with the Bundesliga club.
Syria-born Dahoud, who was capped twice by Germany in 2020, becomes the Premier League side's third signing of the summer following deals for Joao Pedro and James Milner.
Chris Smalling has signed a new two-year contract with Roma, the Italian club have announced.
Smalling, 33, joined Roma on a season-long loan from Manchester United in 2019 before signing a three-year deal to make the move permanent in 2020.