sentences:  In 1946, Long Island State Park Commission President Robert Moses created the Long Island State Park Police Department to patrol Long Island’s parks.Throughout its existence, the force was strongly identified with Moses, the so-called "master builder," and provided his chauffeurs and bodyguards.In 1950, the name of the agency was changed to the Long Island State Parkway Police to reflect its added responsibility of patrolling the parkways in addition to the parks.