Fill in the blanks with appropriate word in each gap :-

 Many events of great importance (a) -- during the last century. Significant advances(b) -- in the field of science and technology. Many European colonies gained independence. The movement (c) -- democracy became (d) -- in manyparts of the world. Two world wars (e) -- in the century. It (f) -- witnessed the misuse of atomic energy. Two cities of Japan were completely destroyed as a result of dropping of atom bombs. The Vietnam war and the Gulf war killed many innocent people. However the (g) -- of Bangladesh as an independent nation (h) -- a momentous event. After a (i) -- war of nine months, Bangladesh was born. Now we(j) -- our heads high as an independent country in the world.