The mid-twentieth century was celebrated in Theravāda civilizations as the halfway point in the five-thousand-year history of the Buddha’s dispensation, the sāsana. Around this time in Burma, fierce debates arose concerning the re-establishment of the extinct order of Theravāda nuns. While women were understood as having a crucial role in supporting and maintaining the sāsana, without a sanctioned means of higher ordination, they were excluded from its centre, that is, as active agents in sāsana history. In this paper, I explore what was at stake in these debates by examining the arguments of two monks who publicly called for the reintroduction of the order of nuns, the Mingun Jetavana Sayadaw (1868–1955) and Ashin Ādiccavaṃsa (1881–1950). ...