This statement is false. B.F. Skinner is not responsible for establishing the law effect instead he developed a science philosophy called radical behaviorism. On the other hand, Edgar L. Thorndike was the one who developed this law. Ins
Transition from one mood to another, or to show emotion. For example, excitement, happiness, annoyance
Because he was assassinated by Serbian rebels. Most of Europe was allied with someone, a tangle of alliances. Serbia was allied Russia. Austria-Hungary didn't like Serbia. Well when the Archduke decided to visit Sarajevo, he was assassinated by a Serbian assassin. Because of that, Austria-Hungary wanted to punish Serbia and declared war. Well Austria-Hungary was allied with Germany and Italy. And Serbia was allied with Russia. Well Russia attacked Austria-Hungary and Russia was allied with both Great Britain and France.... So it triggered a chain reaction like that.
Invasions by Barbarian tribes
