There are no words to describe how bad the Tribulation period is going to be; one-fourth of earth’s population will die (Rev. 6:7-8); one-third of those who are left will die (Rev. 9:13-21).
Just know that the Kurds (Medes) will destroy the city of Babylon at the end of the Tribulation period and they are rising now.
In 1139 A.D. (about 876 years ago), a Roman Catholic priest named St. Malachy said he had a vision from God (St. Malachy’s Prophecy of the Popes; Google it). According to him, in his vision, God revealed that the Pope at that time (Innocent II) would be followed by 112 more Popes and the 112th Pope would be the False Prophet.
In 1893, the U.S. Congress gave a charter to the Episcopal Church to build a cathedral in Washington, DC. That Cathedral quickly became the location of religious services of national significance.
With regard to Iran’s quest for nuclear weapons, two important things took place in Washington, DC on Wednesday October 2, 2014: 1) A report prepared by James Clapper, Director of National Intelligence for the U.S. Senate Intelligence Committee was released, and 2) Israeli Prime Minister Benjamin Netanyahu visited the White House to discuss several issues, but primarily Iran’s efforts to build nuclear weapons.