ROTARY DIAL TELEPHONES ARE INTRODUCED BY THE AMERICAN TELEPHONE AND TELEGRAPH COMPANY. 1 9 1 9; JUNE 4 – THE UNITED STATES CONGRESS APPROVES THE 19TH AMENDMENT TO THE UNITED STATES CONSTITUTION, WHICH WOULD GUARANTEE SUFFRAGE TO WOMEN, AND SENDS IT TO THE U.S. STATES FOR RATIFICATION. SEPTEMBER 10-15 – THE FLORIDA KEYS HURRICANE KILLS 600 PEOPLE IN THE GULF OF MEXICO, FLORIDA AND TEXAS. JUNE 2 – IN SEVEN U.S. CITIES, EIGHT MAIL BOMBS ARE SENT TO PROMINENT FIGURES AS PART OF THE ANARCHIST BOMBINGS. ALL EIGHT BOMBS EXPLODED WITHIN APPROXIMATELY 90 MINUTES OF ONE ANOTHER, ROCKING SOME OF THE BIGGEST URBAN AREAS IN AMERICA, INCLUDING NEW YORK; BOSTON; PITTSBURGH; CLEVELAND; WASHINGTON, D.C., PHILADELPHIA; AND PATTERSON, NEW JERSEY.