Former Manchester United captain Wayne Rooney has said that he received death threats after he left and joined the 20-time English champions from Everton in 2004. The 40-year-old, who ended his career as the club’s leading goal scorer, said that he needed to have immense mental strength to deal with such actions and was clear about what he wanted in his career. Rooney played for United from 2004 to 2017, winning five Premier League titles and the Champions League in 2008. “I got death threats. My parents’ house was getting spray painted and smashed up. My girlfriend at the time, wife now, her house was getting spray painted. I think that’s where you have to be mentally strong. The people around you have to help.” “Leaving was difficult because I went to Manchester United, and Liverpool and Manchester was a big rivalry so that made it a lot more difficult. But I was always of a mindset of ‘I don’t care’. I knew what I wanted and I knew how to get there.” “I had …