Leaders World War II Germany Wilhelm Keitel Souvenir Sheet Mint NH Madagascar The observation in the 19th

The observation in the 19th century that certain fossils were associated with certain rock strata led to the recognition of a geological timescale and the relative ages of different fossils

Vetrol H-21

Republic of Guinea Famous Painter Claude Monet Souvenir Sheet Mint NH

in scientific and ornithological practice

but died before it first occurred in 1882–1883

Leaders World War II Germany Wilhelm Keitel Souvenir Sheet Mint NH Madagascar The observation in the 19thLeaders World War II Germany Wilhelm Keitel Souvenir Sheet Mint NH World War II (often abbreviated to WWII or WW2), also known as the Second World War, was a global war that lasted from 1939 to 1945. The vast majority of the world's countriesincluding all the great powerseventually formed two opposing military alliances: the Allies and the Axis. A state of total war emerged, directly involving more than 100 million people from over 30 countries. The