Glasgow have announced that their Fijian international second-row Leone Nakarawa will leave the club in the summer for as yet unannounced club in France's Top 14 league.
Sean O'Brien has rejected multiple lucrative offers in France to commit his long-term future to home province Leinster, signing a new three-year deal with Leinster and the Irish Rugby Football Union (IRFU).
Steffon Armitage has admitted he "wouldn't say no" should Eddie Jones offer him the chance to reignite his international career, but has insisted his current focus is on performing for Toulon.
Scotland lock Richie Gray admits the chance to sign for French giants Toulouse was too good to turn down after agreeing a four-year deal with the former European champions.
France fly-half Frederic Michalak has announced his retirement from international rugby following the humiliating World Cup quarter-final defeat at the hands of New Zealand.
England bosses are "all in agreement" on refusing to select overseas-based stars despite Toulouse trying to prise Manu Tuilagi away from Leicester, according to RFU chief executive Ian Ritchie.