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  Germany invades Poland. Most of Poland is taken in a matter of days. This is one of the beginings of World War II.
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  ww2-rpg.wikia.com
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  Penicillin was originally discovered in 1869, but it was unaffective. Dr. Howard Florey improved it to make it effective in 1939.
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  Some extremely fascinating cave paintings were found in France.
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  The first construction of a high-resolution electron microscope was made by Hames Hiller in 1940.
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  Duke Ellington started his career as a jazz musician.He composed over 3,000 songs in his lifetime.
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  Germany invaded Norway, Denmark, France, the Netherlands, Belgium, and Luxembourg all within a few weeks.
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  Peter Goldmark invented the first color telivision system in 1940
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  The first ever helicopter flight took place in 1940. It was a 2 minute 10 second flight.
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  My Grandma planted a "victory garden" to have more food to help in the war effort.
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  The jeep was invented by Willy's Truck Company in 1940 to win a contest to make a fast, lightweight, all terrain vehicle for the army.
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  He was the only president known to serve for more than two terms as president of the United States during World War II.
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  My Grandpa Jack organized recycling drives for materials that could help with the war. From metals to leather, anything helped.
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  The Great Depression was an international economic depression during and preceding World War II.
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  Ted Williams was a famous baseball player. His average was .406 in 1941 (that is very good). He was later drafted into the airforce during World War II.
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  The first aerosol spray cans were invented by the American inventors, Lyle Goodloe and W.N. Sullivan in 1941.
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  Billy Strayhorn composed the song "Take a Train" on this day in 1941. Duke Ellington took this in as his theme song.
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  Hitler swiftly invaded Russia. Moscow was the last part of Russia taken.
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  My Great Uncle served in the Pacific Marines from 1940 to 1942.
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  He starred in the movie Citizen Kane.
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  The Germans big plan to capture the capital of Russia was executed.
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  Mount Rushmore is completed with Teddy Roosevelt. The other faces were Lincoln, Washington, and Jefferson.
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  Walt Disney turned 40 on this day. He was famous for the movies around this time including Fantasia and Bambi.
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  The U.S. finally enters the war.
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  The Japanese attacked the U.S. naval base at Pearl Harbor. This was the triggering event of the U.S. joining in on the war.
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  Frank Sinatra began his solo career as a singer. He also acted in movies.
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  Enrico Fermi was the first one to ever split an atom (the smallest known and most basic thing. Everything is made up of atoms."
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  John Atanasoff and Clifford Berry invented the first electric digital computer in 1942.
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  Jimi Hendrix, a famous guitar player, was born.
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  My great aunt Gladdis served in the USO. The USO stands for United Service Organization. She entertained the troops during the war.
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  German surrender was seen at Stalingrad. This was the first big surrender yet, but the war was not over.
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  My great grandpa was a private in World War II and served from 1943 to 1945.
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  James Wright invented silly putty in 1943.
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  Lebanon gained its independence from League of Nations under French administration.
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  My Great Aunt Kendhammer was born this day. It was not the easiest of times to be born in.
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  U.S. troops led an attack on an invasion of Normandy, France.
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  Iceland gained its independence from Denmark.
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  Ballpoint pens are on sale! This is much better than having to use a feather and ink.
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  My great uncle Bob recieved a Purple Heart award as a sign of service (after being wounded).
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  Suscreen was first invented by and airman in WWII named Benjamin Green because he realised many soldiers were harmed by sunburn so he made his own homemade concoction.
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  John Lewis failed to stop a coal strike. This began interest in oil instead of coal.
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  Percy Spencer invented the first microwave oven in 1945.
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  Robert Oppenhiemer and his team of other scientists invented the atomic bomb in 1945.
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  After Franklin Roosevelt's death, Truman becomes president.
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  The United Nations was Founded. The United Nations was a group of over 25 countries that said that they would fight together.
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  Hitler commits suicide just before the surrender of Germany in Europe.
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  My grandma celebrated VE (victory over Europe) day in LaCrosse Wisconsin.
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  My grandpa Jack celebrated VJ-Day (vicotory over Japan day) after the Japanese gave up to the U.S. He celebrated it in Gary, West Virginia.
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  They gained independence from the Netherlands.
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  The United States uses the atomic bomb on Japan to force their surrender. It is not easy to keep fighting after getting two atomic bombs dropped on you.
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  He recieved his Purple Heart award for his service.
