Explain why time zones were created

The expansion of transport and communication during the 19th century created a need for a unified time-keeping system, and time zones were introduced. Time zones have a long history. The expansion of transport and communication during the 19th century created a need for a unified time-keeping system.

china has confucianism thats everywhere in asia but it isn't really a religion.  

mount st. helens in washington erupts, causing a massive avalanche and killing 57 people on this day in 1980. ash from the volcanic eruption fell as far away as minnesota. seismic activity at mount st. helens, which is 96 miles south of seattle, began on march 16.