The myth that John Locke was the philosopher behind the American Republic, is easily refuted by examining how Locke's philosophy steered Thomas Jefferson, for example.
As a world view, Darwinism cannot of course be refuted, since Faith is, always has been, and always will be, stronger than facts
The nuclear age has refuted the idea of progress and Marxism has been refuted by Stalinism. Therefore people have returned to the historic religion.
Darwin's prediction of rampant, albeit gradual, change affecting all lineages through time is refuted. The record is there, and the record speaks for tremendous anatomical conservatism. Change in the manner Darwin expected is just not found in the fossil record.
It must be possible for an empirical system to be refuted by experience.
Laughter and tears may not persuade, but they cannot be refuted.
A sacrifice is best refuted by accepting it
The absent are easily refuted.
If we are uncritical we shall always find what we want: we shall look for, and find, confirmations, and we shall look away from, and not see, whatever might be dangerous to our pet theories. In this way it is only too easy to obtain what appears to be overwhelming evidence in favor of a theory which, if approached critically, would have been refuted.