Shortly before resigning from the army as a captain in 1859 he married Elizabeth Finucane. The couple had four children. Elizabeth died in 1865 after a long illness and shortly after her death Henty began writing articles for the "Standard" newspaper. In 1866 the newspaper sent him as their special correspondent to report on the Austro-Italian War where he met Giuseppe Garibaldi. He went on to cover the 1868 British punitive expedition to Abyssinia, the Franco-Prussian War, the Ashanti War, the Carlist Rebellion in Spain and the Turco-Serbian War. He also witnessed the opening of the Suez Canal and travelled to Palestine, Russia and India.