The place which is on the west of this line, i.e., towards Asia, if Monday begins for it, then it is the beginning of Sunday for places to its east, i.e., America. When a ship crosses this line and heads towards the United States, they cross the line on Sunday, they will and if they cross this line moving towards Asia, then take out one day from the calendar. That is if cross the line on Sunday, the next day will be Tuesday and not Monday.
