材料二：当英国殖民者占领孟加拉他们首先窃取了孟加拉的国库，仅此一项就给英国东印度公司带来了3000万英磅……东印度公司使印度人民遭受了无穷灾难仅1770年的大饥荒就饿死1000万人，占孟加拉人中的三分之一。
请回答： （1）材料一所展示的最臭名昭著的什么贸易？其实质是什么？                                                                                                                                                               
                                                                                                                                                                （2）除上述两个材料所涉及史实，你还能举出哪些西方殖民者侵略亚非拉国家的史实吗？请至少举出两     例。                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               （3）请你回答殖民主义对东西方有何影响？   对东方：                                                                                                                                              
   对西方：