sea change – n. a big and sudden change

framework – n. the basic structure of something

collaborate – v. to work with another person or group in order to achieve or do something

saber-rattling – n. actions and statements that are meant to frighten or threaten an enemy by suggesting the possible use of force

hegemonic – adj. ruling or dominant in a political or social context

keen – adj. feeling a strong and impatient desire to do something

Do you believe Japan should take a greater role in its own defense? We want to hear from you. Write to us in the comments section.