Powerful women in vedic cultureSita is described in Ramayana as destruction power, destructing evil. We all know when she was abducted by Ravana in the forest of their stay, the power of patience as well as power of sacrficng all comforts for the sake of beloved Rama made the destruction of Ravana, evil power.
Draupati is described in Mahabharata as power of devotion to god and it is well described in the incidents happened in the court of Duryodana and with her power of devotion saved by Krishna with an endless supply of saree.
Savithri is described in Mathsya Purana(as well as in Mahabharatha) as power of austerity, wisdom and devotion fought against Yama to get back her husband from death and prosperity to both her father and father-in-law.
Chandramathi is described in legend of Mahabharatha, power of faithfulness which brought her back her husband as well as child from death and also the wealth.
Damayanthi is also described in Mahabharatha (some says it is mythological story) as power of fearlessness by which she could retrieve back her husband from exile and also the hunch back to normal.
In vedic culture, even all the Goddess are portrayed as power and thus, Lakshmi the goddess of fortune, Sarasvati the goddess of learning, Durga the goddess of strength.