Arrange the following events in the chronological order:

examrobotsa's picture
Q: (SSC/0)
Arrange the following events in the chronological order:

question_subject: 

History

question_exam: 

SSC

stats: 

0,1,6,1,1,1,4

keywords: 

{'chronological order': [2, 0, 3, 1], 'alaska': [0, 0, 0, 1], 'ussr': [3, 0, 1, 0], 'first earth satellite': [1, 0, 0, 0], '49th state': [1, 0, 0, 0], 'events': [8, 7, 11, 18], 'sputnik': [1, 0, 0, 1], 'pakistan sign frontier treaty': [1, 0, 0, 0], 'sir winston churchill': [1, 0, 0, 0], 'china': [1, 0, 1, 2]}