History In the 1st century AD, the site of St. Peter's Basilica hosted the Circus of Nero and a cemetery. According to ancient tradition, St. Peter was martyred in the Circus and buried nearby. His simple grave was remembered and visited by the faithful, and in 324, Emperor Constantine began construction on a great basilica over the tomb. The shrine of St. Peter is still the central focus of the church today.
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In the mid-15th century it was decided that the old basilica should be rebuilt. Pope Nicholas V asked architect Bernardo Rossellino to start adding to the old church. This was abandoned after a short while, but in the late 15th century Pope Sixtus IV had the Sistine Chapel started nearby.
Construction on the current building began under Pope Julius II in 1506 and was completed in 1615 under Pope Paul V. Donato Bramante was to be the first chief architect. Many famous artists worked on the "Fabbrica di San Pietro" (as the complex of building operations were officially called). Michelangelo, who served as main architect for a while, designed the dome, and Bernini designed the great St. Peter's Square.
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United States Italy Dem. Rep. Congo Population mid-2008 305 million 60 million 67 million Population 2050 (projected) 438 million 62 million 189 million Lifetime births per woman 2.1 1.3 6.5 Percent of population below age 15 20% 14% 47% Percent of population ages 65+ 13% 20% 3% Life expectancy at birth 78 years 81 years 53 years Annual births 4.3 million 568,120 2.9 million Annual deaths 2.4 million 575,300 0.8 million Annual births minus deaths 1.9 million -7,200 2.1 million Percent of population undernourished <2.5%
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n those countries, 1 in 75 women still die from pregnancy-related causes. In both sub-Saharan Africa and in the 50 countries defined by the United Nations as least developed, that risk is a shocking 1 in 22. In stark contrast, about 1 in 6,000 women in the developed countries die from pregnancy-related causes.
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