 Some M4A3E4s, retrofitted with the M1A1 76 mm gun, as well as a few M18s, were used by various sides during the civil conflicts of former Yugoslavia during the 1990s.Pakistan bought 547 M4A1E6(76)s during the 1950s and used them in 1965 and 1971 Indo-Pakistani Wars with neighbouring India, which also fielded Sherman tanks (M4A3E4s) as well.Uganda purchased a few ex-Israeli M4A1(76)Ws and used them during the Idi Amin regime up until the Ugandan-Tanzanian War.