Complex sentence: While Solano-Lopez mostly opted to continue the authoritarian political policies and regime of economic protectionism put in place by his predecessors, he broke sharply with their traditional position of Paraguayan isolationism, in favor of a more activist foreign policy.
Split into simpler sentences: While Solano-Lopez mostly opted to continue the authoritarian political policies and regime of economic protectionism put in place by his predecessors. However he broke sharply with their traditional position of Paraguayan isolationism, in favor of a more activist foreign policy.