Indira Gandhi became India’s first female prime minister because the people of India voted her in.
In the 1967 Lok sabha election, Indira Gandhi, the prime ministerial candidate of Indian National Congress won a landslide victory and thus became the first female Prime Minister of India. She remained PM of India from 1967 to 1977 and again from 1980 to 1984.
I think Roger Williams received help from the native Americans.
Tang Dynasty was able to strengthen China thru the efforts of its Tang Taizong and Empress Wu in which the former brought back China's government and the latter empowered women. The Song dynasty continued the good governance and elevated the military system thru systematized testing.