The 24-year-old midfielder could make his Magpies debut in a friendly at Hartlepool following his £5.8million switch from Manchester City.
"It is vitally important to do well for Newcastle United. If England honours follow, I will be very honoured. As a professional, you always strive to play at the highest level," Barton said. "But first and foremost, it is more about playing in Europe every season with Newcastle."
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