Her stand has led Welsh language campaigners to describe her as the "mother of direct action" and her protest helped to lead to the creation of Cymdeithas yr Iaith Gymraeg.
[3] Both Eileen and Trefor were elected as local councillors in 1955 for Plaid Cymru on Llanelli Rural District Council.
[4] In April 2015 Llanelli Community Heritage unveiled a commemorative Blue Plaque at the Beasley Family home in Llangennech.
During this speech he directly praised the actions of Trefor and Eileen Beasley for their campaign for Welsh language tax bills.
In April 1952 he and his wife bought a cottage in Llangennech near Llanelli, a district where nine out of every ten of the population are Welsh-speaking.
Therefore when a note demanding the local rates arrived from ‘The Rural District Council of Llanelly' Mrs. Beasley wrote to ask for it in Welsh.
In 1960 Mr. and Mrs. Beasley received a bilingual note demanding the local rates from (Cyngor Dosbarth Gwledig Llanelli, the Welsh on the bill being just as good as its English.
Lewis took the Beasley case as a model for future action, but significantly added "this cannot be done reasonably except in those districts where Welsh-speakers are a substantial proportion of the population".