1846
ID: 859
Garibaldi writes to Pius IX offering hands to service of Church and fatherland
ID: 859
1846
ID: 860
Le Verrier and Adams independently predict Neptune's existence using mathematics - found within 1 degree
ID: 860
1846
ID: 861
Joseph Liouville develops theory of transcendental numbers - classification of real numbers
ID: 861
1846
ID: 862
Nitrocellulose begins commercial production for explosives and later plastics
ID: 862
1846
ID: 856
June 1, 1846
Pope Gregory XVI dies
ID: 856
1846
ID: 857
June 16, 1846
Pope Pius IX elected, initially seen as liberal reformer
ID: 857
1846
ID: 858
November 1846
Pope Pius IX issues Qui Pluribus declaring communism absolutely contrary to natural law
ID: 858