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An estimate on the "total number of people who have ever lived" as of 1995 was calculated by Haub (1995) at "about 105 billion births since the dawn of the human race" with a cut-off date at 50,000 BC (beginning of the Upper Paleolithic), and inclusion of a high infant mortality rate throughout pre-modern history.
The period from the end of World War II to the early 1970s was one of the greatest eras of economic expansion in world history. In the US, Gross Domestic Product increased from $228 billion in 1945 to just under $1.7 trillion in 1975.
The Day of Five Billion, 11 July 1987, was designated by the United Nations Population Fund as the approximate day on which the world population reached five billion. Matej Gašpar from Zagreb , Croatia (then SR Croatia , SFR Yugoslavia ), was chosen as the symbolic 5-billionth person alive on Earth .
Manhattan District The Trinity test of the Manhattan Project on 16 July 1945 was the first detonation of a nuclear weapon. Active 1942–1946 Disbanded 15 August 1947 Country United States United Kingdom Canada Branch U.S. Army Corps of Engineers Garrison/HQ Oak Ridge, Tennessee, U.S. Anniversaries 13 August 1942 Engagements Allied invasion of Italy Allied invasion of France Allied invasion of ...
Warren Buffett is the world's seventh richest man with a net worth of $148.4 billion. Before the stock market opened today, he was worth about $1 billion less.
The Treasury depended heavily on American money, especially the 1946 loan of $3.75 billion at a low 2% interest rate. [49] Even more helpful was the gift of $2.694 billion in Marshall Plan funds in 1948-1951. Canada also provided gifts and $1.25 billion in loans.
Fast forward to today, and the story seems to have taken an unexpected turn. By the end of Q3 2024, Berkshire Hathaway’s cash reserves had swelled to a staggering $325.2 billion. Why hold cash?
The Manhattan Project consumed some US$2 billion (1945, ~US$27 billion in 2023 dollars) in government funds, and employed at its peak some 120,000 people, mostly in the sectors of construction and operations. In total the Manhattan Project involved the labor of some 500,000 people, nearly 1% of the entire US civilian labor force. [102]