The week of April 15-21 has seen a number of historical tragedies. These events range from the assassination of Abraham Lincoln to the Boston Marathon bombing. Natural disasters, such as the 1906 ...

On April 14-15, 1912, British luxury liner RMS Titanic foundered in North Atlantic off Newfoundland almost 3 hours after hitting an iceberg. 1,514 people died The Oklahoma City bombing killed 168 ...