By 1794 the French government had introduced a keep - right rule in Paris, which later spread to other regions as the conquering armies of Napoléon I marched through much of continental Europe.
Pada tahun 1794, pemerintahan Prancis memberlakukan peraturan berkendara di sisi kanan di Paris, yang belakangan diberlakukan di daerah - daerah lain seraya pasukan penakluk Napoléon I bergerak melewati hampir seluruh daratan Eropa.