May 222019
 
Yemen

Flag of Yemen

Yemen celebrates Unification Day. In 1990 the Republic of Yemen and North Yemen united to form Yemen. This Middle Eastern country is about 1.4 times the size of California, and the geography is mostly desert. About 25.4 million people live there, mostly along the coasts and western portion. The country depends on petroleum reserves, and Sanaa is the capital.

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May 222019
 

Aaron Burr was tried for treason starting this day in 1807. The Vice President was accused of trying to establish an independent nation in middle United States or parts of Mexico. He was acquitted of the charges, but his political career was ruined.

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May 222019
 

The steamship Savannah departed this day in 1819 from Savannah, Georgia. When it arrived in Liverpool, England, on June 20, it was the first steamship to successfully cross the Atlantic Ocean.

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May 222019
 

Lincoln’s Patent

Abraham Lincoln in 1849 received patent #6469 for “A Device for Buoying Vessels Over Shoals.” After working with boats that were stuck on sand bars, he invented the device that would inflate and move ships to water. However, the device was heavy enough that it caused problems. The model, whittled by Lincoln, is on display at the Smithsonian. Children can see the model and read more at: Lincoln Patent. Lincoln is the only president to hold a patent.

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May 222019
 

Crater LakeCrater Lake National Park became America’s fifth national park in 1902. Located in southern Oregon, the national park included Crater Lake, the caldera of volcanic Mount Mazama. The lake is 1,943 feet deep, making it the deepest lake in the United States. No streams enter or leave the lake. Children can visit the national park’s website at: http://www.nps.gov/crla/index.htm

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May 222019
 

First Flight

Airplane was patented by the Wright Brothers in 1906. Wilbur Wright and Orville Wright had applied for the patent in 1903. They received patent number 821393 for an “improved flying machine.” Children can view the patent at: https://www.google.com/patents/US821393.

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May 222019
 

Hotline during Lyndon Baines Johnson Presidency

Lyndon Baines Johnson Presidential Library opened in 1971 in Austin, Texas. The building is also known as the Lyndon Baines Johnson Library and Museum. It is the archive of 45 million pages of documents. Children can learn more at: http://www.lbjlibrary.org/.

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May 222019
 

SpaceX launched Dragon C2+ in 2012. This launch marked the first commercial space venture. Dragon C2+ brought its payload to the International Space State on May 26 and returned safely to earth on May 30.

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