How did fireworks make it to north america?

ON 4TH JULY EVERY YEAR IS THE FIREWORK FESTIVAL IN AMERICAN TRADITION. ON THESE DAYS THEY STAGING GRAND FIRE WORKS SHOWS IN PUBLIC SQUARES AND LIGHTING SMALER DISPLAYS AT HOME. THIS OCCURRED AFTER THE SIGINING OF THE DECLARATION OF INDEPENDENCE, FEATURED A DAZZLING DISPLAY OF FIRE WORKS THAT INSILLED A SENSE OF HOPE IN THE NEW AMERICAN CITIZENS.