exists and is an alternate of . Technically the longest war ever was the 335 years long, there was no casualties in it or anything but it was officially declared March 30, 1651 and officially ended on April 17, 1986.
Interesting Facts about Ice Ages. 1  The current interglacial period that the Earth is in is called the Holocene period. 2  Most of Canada was covered with ice just 20,000 years ago. 3  An ice age can occur if the global temperature drops just a few degrees for a long period of time.
View full size image. The Pleistocene Epoch is typically defined as the time period that began about 1.8 million years ago and lasted until about 11,700 years ago. The most recent Ice Age occurred then, as glaciers covered huge parts of the planet Earth.There have been at least five documented major ice ages during the 4.6 billion years since the Earth was formed â and most likely many more before humans came on the scene about 2.3 million years ago.he most recent Ice Age occurred then, as glaciers covered huge parts of the planet Earth. There have been at least five documented major ice ages during the 4.6 billion years since the Earth was formed â and most likely many more before humans came on the scene about 2.3 million years ago.