For 10 points, name this country that, in 1844, won independence from the country that it shares the island of Hispaniola with, Haiti.
The longest-reigning twentieth-century dictator of this country lost American support after attempting to kill Venezuelan president Rómulo Betancourt, and was ultimately assassinated in a machine-gun attack on a motorcade. Previously, that dictator of this country had massacred every inhabitant who could not (*) pronounce the Spanish word for "parsley" correctly. Rafael Trujillo was the ruler of this present-day country, which, in 1492, was where Columbus first landed in the New World. For 10 points, name this country that, in 1844, won independence from the country that it shares the island of Hispaniola with, Haiti.
The longest-reigning twentieth-century dictator of this country lost American support after attempting to kill Venezuelan president Rómulo Betancourt, and was ultimately assassinated in a machine-gun attack on a motorcade.
{Dominican Republic} [or La {Republica Dominicana}; do not accept "{Dominica}"]