He eventually moved Juventus in 2011, where he has gone on to win an incredible seven Serie A titles, three more Supercoppa Italiana's and four more Coppa Italia's.
"Stephan brings huge experience and leadership to our squad", Emery told Arsenal's official website.
He will add valuable experience to Emery's squad for the 2018-19 Premier League season, although his arrival puts Hector Bellerin's future at Emirates Stadium in doubt.
Serious 401 bus crash near Prescott
Eight other people were treated at a small hospital in Kemptville, and all were in stable condition, officials said. The OPP says the bus crashed into a ditch.
Ahead of USA summit, North Korea fires military leadership
Mr Trump said last week that the nuclear disarmament summit would only be the start of a diplomatic process. EDT)". "They're very powerful, and we would not take those sanctions off unless North Korea denuclearized".
Michael McIntyre mugged by thieves armed with a hammer
He was then said to have run around to the passenger side of the vehicle to comfort his 10-year-old son who was leaving school. It was all so quick - the whole thing must have taken 30 seconds. 'And then within seconds they were gone down the hill.
The 34-year-old was out of contract at the Serie A champions and joins the Gunners on a free transfer before captaining Switzerland at the World Cup in Russian Federation. "Stephan will improve us on and off the pitch".
Lichsteiner said his objective was to help Arsenal return to the Champions League and to competing at the highest level. Stephan Lichtsteiner is a hugely experienced player and a proven victor who will bring that attitude to the club. "I'm really positive we will do great things".
The pair are now preparing for the World Cup, with Switzerland set to kick off their tournament against Brazil on 17th June.