For ten points, name this revolutionary society whose uprising against Czar Nicholas I took place in 1825 in its namesake month.
A temporary replacement for this group called the Union of Welfare was constructed nearly a decade before its downfall, and among its acts was the drafting of a constitution known as the Green Book. Its more radical members formed its Southern Society, led by Pestel, and the man who commanded the troops that opposed them, Alexander Beckendorff, would later become the chief of police to the man opposed by this group. Although they disagreed on what form of democratic government should be put in place, its members demanded a constitution and offered the throne to Prince Constantin after marching to Senate Square in St. Petersburg. For ten points, name this revolutionary society whose uprising against Czar Nicholas I took place in 1825 in its namesake month.
A temporary replacement for this group called the Union of Welfare was constructed nearly a decade before its downfall, and among its acts was the drafting of a constitution known as the Green Book.
{Decembrists}