Fredegund

Chilperic murders Galswintha - kills Brunhilda's sister to marry servant Fredegund, begins decades of vengeance

Assassination of Sigebert I - killed by Fredegund's assassins while victoriously besieging Chilperic, Brunhilda captured

Assassination of Chilperic I - murdered while hunting, killer unknown, Fredegund suspected, infant Chlothar II inherits

Death of Fredegund - dies naturally in bed, Chlothar II still child, Brunhilda dominates as grandmother of two kings