Krush secured a bronze at the 1998 World Junior Championship for Girls U20.
On October 24, 1998, Irina Krush captured the bronze medal at the World Junior Chess Championship for Girls under 20 in Kozhikode, India. This success on a global stage underscored her early promise in international chess competition. Her ability to excel against a global field of peers was indicative of her growing skill set and heralded the start of an extensive international career. The victory was instrumental in providing Krush with invaluable experience and confidence, contributing to her development as a player capable of competing and thriving against the best in the world.