Complex sentence: As the black civil rights struggle developed during the postwar era, Tucker played a central role in its legal battles in Virginia, filing suits in nearly 50 counties, including Alexandria and neighboring Arlington and Fairfax.
Split into simpler sentences: As the black civil rights struggle developed during the postwar era, Tucker came to have a central role in its legal battles in Virginia. He ultimately filed suits in nearly 50 counties, including Alexandria and neighboring Arlington and Fairfax.