NATO Responding to the challenges of the pandemic, many NATO Allies and partners participated in a virtual meeting of the ‘COVID-19 Defence Education Distance Learning Best Practices and Lessons Learned – Strategy Development Conference’ from 12-14 April 2021. Organised by NATO’s Defence Education Enhancement Programme (DEEP) and the War Studies University in Warsaw, the conference suports the adaptation and development of professional military education with online platforms. A total of 241 participants from 136 different defence education institutions shared lessons learned since the start of the pandemic, and discussed the best ways to adapt education from residential learning to distance learning. They also exchanged views about the training and technology required to make distance-learning courses more effective.