Immigration has become one of the central issues dominating the agenda of political parties, and has also played a crucial role in the rise of right-wing populism in Western Europe. This book explores the role of conservative parties in immigration policy change. The following questions are addressed: What explains the introduction of restrictive immigration policies across a number of European states? Why do conservative parties choose to toughen their immigration policy stances? How can we explain the variation in the factors that affect conservative parties’ immigration policy-making...