<P> The first gunpowder - powered rockets were developed in the Song Dynasty in China by the 13th century . The technology spread throughout the Old World in the wake of the Mongol invasions of the mid-13th century . Medieval and early modern rockets were used militarily as incendiary weapons in sieges . </P>
<P> The first gunpowder - powered rockets were developed in the Song Dynasty in China by the 13th century . The technology spread throughout the Old World in the wake of the Mongol invasions of the mid-13th century . Medieval and early modern rockets were used militarily as incendiary weapons in sieges . </P>
the first form of the rocket is believed have been developed in
the first form of the rocket is believed have been developed in
the Song Dynasty in China by the 13th century
the Song Dynasty in China by the 13th century