Billy Mitchell.
Billy Mitchell was a US Army general who is known as the father of the US Air Force. He served in France during WWI and commanded all American Air combats units in France. He advocated for air power.
Wegener's idea that the continents<span> slowly moved over Earth's surface became </span>known as continental drift<span>. According to Wegener, the </span>continents<span> drifted </span>together<span> to form the </span>supercontinent Pangaea. Pangaea<span> means “all lands.”</span>
A member of the order Cetacea, the blue whale (Balaenoptera musculus), is thought to be the largest animal ever to have lived. The maximum recorded weight was 190 metric tonnes for a specimen measuring 27.6 metres (91 ft), whereas longer ones, up to 33.6 metres (110 ft), have been recorded but not weighed.
The news that the Confederates broke through the blockade and secured an alliance with England.
