In the period that preceded the great wars

Most of the countries in Europe lived in a great fear of possible invasion of foreign powers or infiltration of enemy spies and secret service agents in the state affairs. This fear resulted in forming of invasion literature genre and William Le Queux was the ruling king of the genre: The Great War in England in 1897, The Invasion of 1910, Whoso Findeth a Wife, Of Royal Blood, Her Majesty's Minister, The Under-Secretary, The Czar's Spy, Spies of the Kaiser, The Price of Power, Her Royal Highness, At the Sign of the Sword, Number 70, Berlin, The Way to Win, The Zeppelin Destroyer, Sant of the Secret Service.

William Le Queux

William Le Queux (1864-1927) was an Anglo-French writer who mainly wrote in the genres of mystery, thriller, and espionage, particularly in the years leading up to World War I. His best-known works are the anti-French and anti-Russian invasion fantasy The Great War in England in 1897 and the anti-German invasion fantasy The Invasion of 1910.