 Complete the following phrase:  In 1908, Milan experienced a split caused by internal disagreements over the signing of foreign players, which led to the forming of another Milan-based team, F.C. Internazionale Milano. Following these events, Milan did not manage to win a single domestic title until 195051. The 1950s saw the club return to the top of Italian football, headed by the famous Gre-No-Li Swedish trio Gunnar Gren, Gunnar Nordahl and Nils Liedholm. This was one of the clubs most successful periods domestically, with the Scudetto going to Milan in 1951, 