 By 1929, Strachan had won international acclaim for his work, including his four windows of 1911-13 at the Peace Palace in The Hague, Netherlands.He also added to his international reputation as an influential stained glass artist for his war memorial windows for the Scottish National War Memorial at Edinburgh Castle.In the "Journal of Stained Glass", stained glass historian and author Peter Cormack, proposed that "there is probably no British stained glass artist who could match Strachan's ability to draw with lead".