By Andrea Shalal and David Lawder BALTIMORE/WASHINGTON (Reuters) -The United States and Britain ended a four-year dispute over U.S. steel and aluminum tariffs on Tuesday, pledging to work together to counter China in a deal that also removes retaliatory tariffs from U.S. motorcycles, whiskey and other products. In a joint statement, U.S. Commerce Secretary Gina Raimondo and U.S. Trade Representative Katherine Tai said the deal would protect steel and aluminum companies – and their workers – in both countries, allowing the allies to focus on what they say are “China’s unfair trade practices.” T…