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Timeline of United States inventions (1890–1945) Robert H. Goddard (1882–1945), the American physicist and inventor who built and launched the world's first liquid-propellant rocket on March 16, 1926. [1] Goddard held 214 patents for his inventions and pioneering innovations in liquid-propelled, guided, and multi-stage rockets.
1804 – Lewis and Clark set out. 1804 – U.S. presidential election, 1804: Thomas Jefferson reelected president; George Clinton elected vice president. March 4, 1805 – President Jefferson begins second term; Clinton becomes the fourth vice president. 1807 – Embargo Act of 1807. 1807 – Robert Fulton invents steamboat.
The Twelfth Amendment to the United States Constitution takes effect, June 15, 1804. Battle of Sitka, October 1804. The Territory of Orleans is organized and the District of Louisiana is created, October 1, 1804. The Territory of Michigan is organized, June 30, 1805.
The timeline of the 2020 United States presidential election has been split into three parts for convenience:
Landing of Columbus, 1847 by John Vanderlyn, depicts Christopher Columbus landing in the New World. 1492 – Christopher Columbus, financed by Spain, lands on the island of San Salvador in the Bahamas, discovering the New World for Europe. 1496 – Santo Domingo, the oldest continuously inhabited European settlement in the Americas, is settled.
The United States became the world's leading industrial power at the turn of the 20th century, due to an outburst of entrepreneurship and industrialization and the arrival of millions of immigrant workers and farmers. A national railroad network was completed and large-scale mines and factories were established.
