1) Tensions grew between Filipino and American forces as the Americans took control of Manila and limited Filipino troop movements, culminating in the signing of the Treaty of Paris without Filipino consultation.
2) Attempts at negotiations to relax tensions by commissions from both sides failed as the Americans delayed while waiting for reinforcements.
3) On February 4, 1899, an American sentry shot and killed a Filipino soldier, sparking the outbreak of the Filipino-American war. The Filipinos were at a disadvantage with insufficient arms.