The coach of the Indian women's boxing team, Raffaele Bergamasco, was all praise for Mary Kom and he believes that the Ukrainian opponent was completely outdone by the brilliance of the 35-year old.
Sonia, who thrashed North Korea's Jo Son Hwa in a unanimous 5-0 decision in semi-final, appeared under pressure since the start of the bout.
However, the home crowd gave Mary the essential confidence against her Ukrainian opponent at the KD Jadhav Indoor Stadium. "However, Indian boxing is not just Mary Kom and it is our goal to nurture young talent and to help the other upcoming boxers". After reaching the semifinals on Tuesday, Mary Kom had already become the most successful woman pugilist in the event's history.
While Sonia seemed anxious at the big stage, 35-year-old Mary Kom looked in flawless shape through the 48 kg light flyweight summit clash.
The last time she won the top prize in the showpiece was in 2010, in Bridgetown, Barbados. "Today I was a little bit emotional", said a teary Mary Kom, choking with overwhelming emotions.
Before entering the Championship final, Mary Kom was tied with Ireland's Katie Taylor at five gold medals in world boxing championship.
After winning the match, Mary Kom said, "First of all, I would like to thank, all my friends". I have to go back to 51kg to be able to compete in 2020 Olympics.
The feisty Manipuri, a mother of three, won a silver in the inaugural edition in 2001 and then went on to win a gold each in the next five consecutive editions - 2002, 2005, 2006, 2008 and 2010. Four years ago, I was not able to qualify for Rio.
"Thank you so much for your love and support".
India ended the championships with 1 gold, 1 silver and 2 bronze - from Lovlina Borgohain (69kg) and Simranjit Kaur (64kg). "Only what I can achieve (for) you - that is the gold medal for our country". "I am still dreaming about going to dream about winning the gold in 2020".