5 break throughs and important wars

Main

1856 - 1939
1880 - 1930
1882 - 1944
1882 - 1970
1904 - 2005

5 major events in science

1668
1805
1842
1859

5 MOST BREAKTHROUGHS IN MEDICLE PEOPLE

5 GREATEST MEDICLE BREAKTHROUGH

time line of wars

1853 - 1856
1879 - 1880
1914 - 1918
1954 - 1962
1998 - 1999