The murder of Archduke Franz Ferdinand outraged Austria-Hungary. ... Austria-Hungary was furious and, with Germany's support, declared war on Serbia on July 28. Within days, Germany declared war on Russia—Serbia's ally—and invaded France via Belgium, which then caused Britain to declare war on Germany.
"Germany solicits support of <span>German-Americans in the United States" would be the best example of entente, since this implies friendly relations with two entities. </span>
