Our country right or wrong. When right, to be kept right; when wrong, to be put right.
It's interesting to see this German-American immigrant being quoted so prominently in current political debate. People in Wisconsin celebrate Schurz for his long list of remarkable accomplishments — Civil War general, US Senator, Secretary of the Interior. Less noted today is how truly radical the thrust of Schurz's political activity was — see, for one simple example, his words on "true Americanism" in the first link above.
Image from the Department of the Interior website, here.