In 1918, she was jailed again for her part in anti-conscription activities. At the 1918 general election, Markievicz was elected for the constituency of Dublin St Patrick's, beating her opponent William Field with 66% of the vote, as one of 73 Sinn Féin MPs. The results were called on 28 December 1918. This made her the first woman elected to the United Kingdom House of Commons. However, in line with Sinn Féin abstentionist policy, she did not take her seat in the House of Commons.