Washington Post: “President Biden on Thursday signed into law a measure that establishes Juneteenth as a federal holiday, taking advantage of sudden and broad bipartisan agreement to commemorate the end of slavery in the United States after years of debate and inaction. In signing the measure — which resulted in an unexpected day off Friday for federal workers — Biden also used the occasion to advocate for more aggressive action on voting access and other racial equity measures that have been at the heart of his administration’s agenda. “Great nations don’t ignore their most painful moments. They embrace them,” Biden said in a ceremony in the East Room of the White House. “Great nations don’t walk away. We come to terms with mistakes we made. And remembering those moments, we begin to heal and grow stronger.”…