Leadership can not be measured in a poll or even in the result of an election. It can only be truly seen with the benefit of time. From the perspective of 20 years, not 20 days.
1564 - 1616
1803 – 1882
1854 – 1900
1942 – 2016
1928 – 2014
1835 – 1910
1869 – 1948
1884 – 1962
1898 – 1963
1929 – 1993
1879 – 1955
1809 – 1865