The U.S. has put sanctions on the Venezuelan president and labeled him a "dictator." Nicolas Maduro's tweet Monday came not long after he was uninvited from a summit of Western Hemisphere countries.
Peru's foreign minister says an invitation to the Summit of the Americas in Lima has been withdrawn over concerns the presidential elections in Venezuela will not be free and fair.
The Pharmaceutical Federation of Venezuela estimates the country is suffering from an 85 percent shortage of medicine amid an economic crisis also marked by severe hyperinflation and food scarcity.
President Maduro's critics say the court's decision is a political maneuver to rig the election in his favor. Meanwhile, opposition leaders are scrambling to come up with a new plan.
The pro-government constitutional assembly called for a new presidential election in Venezuela by the end of April as the country continues to deal with a growing economic and political crisis.
President Nicolás Maduro says Venezuela will use the "petro," backed by oil reserves and other natural resources, to defeat a financial blockade on his country.