 Complete the following phrase:  An unintended consequence of the attack on Melo was that Paraguay declared war on Brazil in late 1864. The Paraguayans invaded the provinces of Mato Grosso present-day Mato Grosso do Sul and Rio Grande do Sul. José Luís served in the Siege of Uruguaiana which resulted, in September 1865, in the surrender of an entire Paraguayan army which had taken the Brazilian town of Uruguaiana. On 22 March 1866, José Luís was given command of the 2nd cavalry division, a part of the 1st army corps. He fought in the 