1. The Caribbean Premier League (T20) is unique because it is the only t20 cricket league played between different countries. 2. In 1906, Austrian scientist Clemens von Pirquet noticed that patients who had previously received injections had quicker reactions to a second injection. He coined the term "allergy", meaning altered reactivity, to describe this phenomenon. 3. Ptolemy Soter was the ruler of Egypt from 323 BC to 285 BC and founder of the Ptolemaic dynasty that ruled Egypt until 30 BC. Seleucus I Nicator was born in 358 BC and rose from governor of Babylon to king of an empire centered in Syria and Iran extending to India. Both were generals in the