1927 – The Holland Tunnel opens to traffic as the first automobile tunnel linking New Jersey to New York City.
1947 – The Soviet Union completes development of the AK-47, one of the first proper assault rifles.
1927 – The Holland Tunnel opens to traffic as the first automobile tunnel linking New Jersey to New York City.
1947 – The Soviet Union completes development of the AK-47, one of the first proper assault rifles.