Walters, Guy. The Leader
Divergence: 1936 CE
What if: Edward VIII of Great Britain did not abdicate, precipitating a government crisis over his marriage to Wallis Simpson which ended with Oswald Mosley becoming prime minister.
Summary: In 1937, as Britain slides into fascism, a member of Parliament decides the only way out is a coup. But after being arrested and escaping, he must do everything while on the run and competing with a similar Communist plot.
Published: Hodder/Headline 2003 (0755300572, 0755305299), 2004 (0755300580).