Sulla's first civil war happened in -88.
First Sudanese Civil War happened in 1919-08.
First Ivorian Civil War happened on 2002-09-19.
First Liberian Civil War happened in 1989.
If you mean battle it was Ft. Sumter on April 12, 1861.
Somali Civil War happened in 1996.
Georgian Civil War happened in 1992.
Civil war in Tajikistan happened in 1993.
Paraguayan Civil War happened in 1947.
Uruguayan Civil War happened in 1839.
Liberators' civil war happened in -43.
Castilian Civil War happened in 1368.
Piedmontese Civil War happened in 1639.