Before revision: Its presence grew in the middle of nineteenth century, with American journalists covering the Mexican-American War (1846-1848) and the European newspapermen writing reports from the Crimean War ( 1953-1956 ).
After revision: Its presence grew in the middle of nineteenth century, with American journalists covering the Mexican-American War (1846-1848) and the European newspapermen writing reports from the Crimean War ( 1853-1856 ).