Assessment International Education to support the International History 1870-1945 Option from the Cambridge AS History syllabus for first examination from 2021. Develop knowledge and analytical skills with engaging comprehensive coverage of the International History 1870-1945 Option from the Cambridge AS History syllabus for first examination from 2021. - Trust in the clear and authoritative content written by topic experts - Develop source skills through questions on a wide range of sources - Stay focused on the key issues you need to understand with questions throughout each chapter - Improve study and understanding through detailed chapter summary diagrams - Build confidence with applying your knowledge through exam guidance and exam-style questions