Early in the morning on August 29, 2005, Hurricane Katrina struck the Gulf Coast of the United States. At least 1,245 people died in the hurricane and subsequent floods, making it the deadliest United States hurricane since the 1928 Okeechobee hurricane. Total property damage was estimated at $108 billion.
The Roaring Twenties was a period of sustained economic prosperity that saw the large-scale use of automobiles, telephones, motion pictures, radio, and electricity; as well as unprecedented industrial growth. Jazz music blossomed, the flapper redefined modern womanhood, Art Deco peaked, and, in the wake of hyper-emotional patriotism after World War I, normalcy returned to politics.
Apollo 11 was the first spaceflight that landed humans on the Moon. Mission commander Neil Armstrong and pilot Buzz Aldrin landed the lunar module Eagle on July 20, 1969. Six hours later, Armstrong became the first person to step onto the lunar surface.
The discovery of the Antarctic "ozone hole" by British Antarctic Survey scientists Farman, Gardiner and Shanklin (first reported in a paper in Nature in May 1985) came as a shock to the scientific community, because the observed decline in polar ozone was far larger than anyone had anticipated.
Following the 2005 federal election, Angela Merkel was appointed Germany's first woman Chancellor at the head of a grand coalition consisting of the Christian Democratic Union (CDU), its Bavarian sister party, the Christian Social Union (CSU), and the Social Democratic Party of Germany (SPD). In December 2015, Merkel was named as Time magazine's Person of the Year, with the magazine's cover declaring her to be the "Chancellor of the Free World."
RMS Lusitania was a British ocean liner that was sunk by a German submarine in World War I. The sinking caused a storm of protest in the United States as 128 American citizens were among the dead. It helped shift public opinion in the United States against Germany and was a factor in the United States' declaration of war nearly two years later.