P. G. Wodehouse 
The Swoop! or, How Clarence Saved England: A Tale of the Great Invasion [EPUB ebook] 

‘The Swoop! or, How Clarence Saved England: A Tale of the Great Invasion’ is a humorous novel written by P. G. Wodehouse, first published in 1909.
The story is a satirical take on the invasion literature genre popular in the late 19th and early 20th centuries, which often depicted fictional scenarios of foreign powers invading Britain. In Wodehouse’s novel, England is faced with a sudden and unexpected invasion by a conglomerate of foreign powers, including Germany, Russia, France, and other nations. The invasion is led by the villainous Count Otto von Schwapps, who aims to conquer England and establish himself as ruler.
Amidst the chaos of the invasion, the young hero Clarence Chugwater emerges as an unlikely savior of England. Despite his initial reluctance and lack of military experience, Clarence embarks on a series of misadventures as he attempts to rally the English forces and thwart the invaders.
‘The Swoop!’ is characterized by Wodehouse’s trademark wit, clever wordplay, and absurd situations. Through its humorous and exaggerated portrayal of the invasion scenario, the novel lampoons jingoism, nationalism, and other social and political themes of the time. It remains a beloved work among fans of Wodehouse’s comedic writing and is considered a classic example of his early satirical works.