 Complete the following phrase:  The liberating army, whose central nucleus are the infantry battalions of Rifles, Voltígeros, Vencedores, the British Legion, plus the contingents of the lancers Bravos de Apure of General José Antonio Páez, and whose contingents are made up mainly of Colombian-Venezuelan troops under the supreme leadership of Bolívar, are now waging the Venezuelan campaign as part of Gran Colombia. On 24 June 1821, the Republicans obtained a decisive victory over the Royalists in the battle at 