Apart from sparking the Crimean War, this ruler was forced to abdicate after he was captured at the Battle of (*) Sedan, which he lost to Bismarck's German Confederation, marking the end of his "Second Empire".
This ruler's foreign minister, the Polish-born Count Walewski, was rumored to be this ruler's illegitimate cousin. This man appointed Baron Haussman to redesign his capital city, creating many public parks and wide avenues. This ruler started a war with (+) Russia in part because he wanted to be the protector of Christian pilgrims to the Holy Land. Apart from sparking the Crimean War, this ruler was forced to abdicate after he was captured at the Battle of (*) Sedan, which he lost to Bismarck's German Confederation, marking the end of his "Second Empire". For 10 points, name this nephew of Napoleon Bonaparte, who ruled France from 1848 to 1871.
This ruler's foreign minister, the Polish-born Count Walewski, was rumored to be this ruler's illegitimate cousin.
{Napoleon III} [or {Louis}-{Napoleon} Bonaparte; prompt on {Napoleon}; do not accept or prompt