<span>The 19th century was a period of great change and rapid industrialization. The iron and steel industry spawned new construction materials, the railroads connected the country and the discovery of oil provided a new source of fuel. The discovery of the Spindletop geyser in 1901 drove huge growth in the oil industry. Within a year, more than 1,500 oil companies had been chartered, and oil became the dominant fuel of the 20th century and an integral part of the American economy.</span>
The Mycenaean civilization during the dark age became a time of destruction. There were invasions,earthquakes and famine (little food). With the collapse of this civilization and sudden disappearance of writing evidence we have little knowledge as to what really happened during the dark ages.
The sinking of the ship (the lusitania)
and the breaking of the Sussex pledge
In the days before World War II, all three countries were colonies/territories of other countries.
The Philippines was an American Territory.
Vietnam was a French Colony.
India was a British Colony.
Hope this helps!
True. It was the first written constitution