Answer: The factor that most directly resulted in Great Britain's entering world war 1 was to defend Belgium and react against Germany's violation of the 1839 treaty.
Explanation:
The way he handeled his leadership, he was a dictator, he too much power for himself.
Chang'an means of "<em>Perpetual Peace</em>" in traditional Chinese; and it can be described as an "<em>Everlasting Capital</em>" because it was persistently used as a capital again and again by many fresh Chinese rulers (<em>more than 10 dynasties</em>);
it can also be described as a <em>flourishing</em> cultural & <em>commercial center</em>; Chang'an has been one of the most important cities of the world.