Yes, in their own context. But Palpatine's speech on the preservation of the republic as a Union was inescapably Lincolnian, including the Lincolnian elements of deception.
"If one of the federated states acquires a preponderance sufficiently great to enable it to take exclusive possession of the central authority, it will consider the other states as subject provinces and will cause its own supremacy to be respected under the borrowed name of the sovereignty of the Union. Great things may then be done in the name of the Federal government, but in reality that government will have ceased to exist." - Alexis de Tocqueville, Democracy in America