Liana Fix is a senior fellow for Europe at the Council on Foreign Relations (CFR). Benjamin Harris is a research associate for Europe and foreign policy at CFR. This Ukraine Policy Brief is part of ...

Linear regression is the most fundamental machine learning technique to create a model that predicts a single numeric value. One of the three most common techniques to train a linear regression model ...

Does the administration have a lasting strategy in Venezuela? Or, is it simply settling scores, squandering rock-solid strategic capital with NATO and the Organization of American States, and engaging ...

GUATIRE, Venezuela (AP) — The United States and Venezuela said Friday they were exploring the possibility of restoring relations, as a Trump administration delegation visited the South American nation ...