Imperial thing By rtonkin Period: Jan 1, 1740 to Jan 1, 1910 History Jan 1, 1742 First blast furnaces are used in England Jan 1, 1769 James watt invents the steam engine Jan 1, 1770 Captain cool first sights east coast of Australia 1788 The first fleet arrives in Botany Bay 1789 The French Revolution begins 1793 Eli Whitney invents the cotton gin 1807 The British parliament passed a bill abolishing the trading of slaves in their territories. 1847 Freed American slaves found the republic of Liberia in west Africa