Jurisdiction of the act. The act also created the Interstate Commerce Commission (ICC), the first independent regulatory agency of the US government. As part of its mission, the ICC heard complaints against the railroads and issued cease and desist orders to combat unfair practices.
There are an estimated 1.2 billion Roman Catholics in the world, according to Vatican figures. More than 40% of the world's Catholics live in Latin America - but Africa has seen the biggest growth in Catholic congregations in recent years. Latin America accounts for 483 million Catholics, or 41.3% of the total Catholic population. Of the 10 countries in the world with the most Catholics, four are in Latin America. Brazil has the highest Catholic population of any country. The figure was put at 123 million in the last Brazilian census and as high as 150 million in 2010 figures compiled by the World Christian Database.
World Population by Religion. back to top â. According to a recent study (based on the 2010 world population of 6.9 billion) by The Pew Forum, there are: 1  2,173,180,000 Christians (31% of world population), of which 50% are Catholic, 37% Protestant, 12% Orthodox, and 1% other.