British Women's suffrage at 100 (2018).

Emmeline Pankhurst, leader of the British suffragette movement. Although, it wasn't until the year of her death, 1928, that all British women over 21 were given the right to vote, not just those who were 30+ with wealth.

Green for hope: "... the WSPU adopted the colour scheme of purple, white and green: purple symbolised dignity, white purity, and green hope." (wikipedia)