Biology Lab Safety Rules. Biology lab safety rules are guidelines designed to help keep you safe when experimenting. Some equipment and chemicals in a biology laboratory can cause serious harm. It is always wise to follow all lab safety rules. Don't forget, the most helpful safety rule is to use plain old common sense.
In 1937 statehood for Hawaii was proposed and refused by the U.S. Congressâthe territory's mixed population and distance from the U.S. mainland were among the obstacles. On Dec. 7, 1941, Japanese aircraft made a surprise attack on Pearl Harbor, plunging the United States into World War II.
On January 17, 1893, the conspirators announced the overthrow of the queen's government. The U.S. government refused to help her regain her throne. When she died in 1917, Hawaii was an American territory. In 1959, Hawaii became the 50th state after a plebiscite in which 90 percent of the islanders supported statehood.