Complex sentence: The Franco-Prussian War caused publication to be suspended from late December 1870 through November 1871, and publication was suspended again for the duration of World War I, with the first post-war issue appearing on 17 October 1919.
Split into simpler sentences: The Franco-Prussian War caused publication to be suspended from late December 1870 through November 1871. Publication was suspended again for the duration of World War I, with the first post-war issue appearing on 17 October 1919.