"The Ivan Imperative" is an exciting science fiction book by the American writer Rolf Pull. The main character, Captain John Thomas Howard, is at the very epicenter of the space war between the Russian Federation Empire and the Union of Free Planets. Readers will be transported to a future where technology is highly advanced, but human relationships remain just as complex and confusing. Will the hero be able to find a way out of this difficult situation and influence the course of events in the universe? "Ivangovy Imperative" is an exciting and unpredictable journey through space and time, which will leave an unforgettable impression in the heart of every reader.