![Aachen, Germany. 19th May, 2022. Christopher Clark, historian, stands in the red room at City Hall. Many opponents of arms deliveries to Ukraine are currently arguing with Christopher Clark's book "The Sleepwalkers" ( Aachen, Germany. 19th May, 2022. Christopher Clark, historian, stands in the red room at City Hall. Many opponents of arms deliveries to Ukraine are currently arguing with Christopher Clark's book "The Sleepwalkers" (](https://c8.alamy.com/comp/2J90TGH/aachen-germany-19th-may-2022-christopher-clark-historian-stands-in-the-red-room-at-city-hall-many-opponents-of-arms-deliveries-to-ukraine-are-currently-arguing-with-christopher-clarks-book-the-sleepwalkers-2012-about-the-outbreak-of-the-first-world-war-but-clark-himself-now-clarifies-he-himself-does-not-see-this-parallel-credit-oliver-bergdpaalamy-live-news-2J90TGH.jpg)
Aachen, Germany. 19th May, 2022. Christopher Clark, historian, stands in the red room at City Hall. Many opponents of arms deliveries to Ukraine are currently arguing with Christopher Clark's book "The Sleepwalkers" (
![Aachen, Germany. 19th May, 2022. Christopher Clark, historian, stands in the red room at City Hall. Many opponents of arms deliveries to Ukraine are currently arguing with Christopher Clark's book "The Sleepwalkers" ( Aachen, Germany. 19th May, 2022. Christopher Clark, historian, stands in the red room at City Hall. Many opponents of arms deliveries to Ukraine are currently arguing with Christopher Clark's book "The Sleepwalkers" (](https://c8.alamy.com/comp/2J90TFR/aachen-germany-19th-may-2022-christopher-clark-historian-stands-in-the-red-room-at-city-hall-many-opponents-of-arms-deliveries-to-ukraine-are-currently-arguing-with-christopher-clarks-book-the-sleepwalkers-2012-about-the-outbreak-of-the-first-world-war-but-clark-himself-now-clarifies-he-himself-does-not-see-this-parallel-credit-oliver-bergdpaalamy-live-news-2J90TFR.jpg)
Aachen, Germany. 19th May, 2022. Christopher Clark, historian, stands in the red room at City Hall. Many opponents of arms deliveries to Ukraine are currently arguing with Christopher Clark's book "The Sleepwalkers" (
![Revolutionary Spring: Europe Aflame and the Fight for a New World, 1848-1849: Clark, Christopher: 9780525575207: Amazon.com: Books Revolutionary Spring: Europe Aflame and the Fight for a New World, 1848-1849: Clark, Christopher: 9780525575207: Amazon.com: Books](https://m.media-amazon.com/images/I/91OurmoG1XL._AC_UF1000,1000_QL80_.jpg)