战争的影响

Obviously, war is beneficial to the development of science and technology .In order to win battles, many countries often try to find new strategies and develop more weapons. Therefore, many talented people are collected to do research about technology and they often succeed in developing new hi-tech weapons .History shows that many of these weapons and equipments developed into useful machines which make people’s life convenient nowadays.

For a nation, war helps its people become more united and makes itself more powerful .If a war threatens a country’s security, people from this country will work together to fight against the enemies to protect their country .After the war, people often become more united and together decide to build a more powerful country, knowing where their country’s weakness is during the war.

Since a war often leads to a decrease in the population, our world can release from the great population burden relatively .And without giant population, much resource and energy can be saved to develop our economy and make our life better. Also, our environment can benefit from it .Less pollution and waste come after less people .Our world will become more beautiful.

Last but not least, war contributes to a harmonious world .Since people have witnessed the numerous damage caused by the war, they become aware of the importance of peace .Thus, people from all over the world start to cooperate with each other to build a beautiful and peaceful world.