The contribution of J. J. Thomson was: measurement of the electron charge
invention of the cathode-ray tube
discovery of the electron
discovery of the atomic nucleus

john locke, hope this .

(202 bc - 220 ad) dynasty started by lui bang; a great and long-lasting rule, it discarded the harsh policies of the qin dynasty and adopted confucian principles; han rulers chose officials who passed the civil service exams rather than birth; it was a time of prosperity

pope john paul ii ( his real name is karol wojtyla) and lech walesa ( the leader of the solidarity movement ) were both born in poland.