How did Russification policies affect Poles after the January Uprising?

Following the January Uprising of 1863, the Russian Empire implemented harsh policies to reduce the Congress Kingdom of Poland—renamed the Land of the Vistula—to a mere province of Russia. These measures were designed to suppress Polish national identity and consolidate Russian control.1234

Key aspects of these Russification policies included:

• Administrative and Political Control: The region was subjected to a combined civil and military administration headed by a Russian governor-general, with government positions staffed by Russian bureaucrats. Large garrisons and emergency legislation were used to maintain order.123
• Cultural and Educational Suppression: The government enforced the use of the Russian language, which became the language of instruction even in primary schools in predominantly Polish areas by the 1880s.4
• Religious Repression: The Uniate church was abolished, the Roman Catholic hierarchy faced harassment, and a large Orthodox church was constructed in the center of Warsaw as a symbol of Russian dominance.23
• Economic and Social Measures: Authorities confiscated thousands of landed estates and prohibited Catholics from purchasing land in the "western provinces". Additionally, the government attempted to win over the peasantry—emancipated in 1864—to pit them against the szlachta (gentry) and the Catholic Church.23