Traditional festivals are the historical products of a nation's development whether in china which has a long history of more than five thousand years or in the newborn America, the origination of traditional festivals in the two countries is similar. 

    Most traditional festivals originated from people's expectation for harvest in the agricultural production, the worship towards the gods and the nature, sacrifices to the historical characters and etc. After the long-term evolution, traditional festivals have become an indispensable part of the national culture. Through traditional festivals, the distinct cultural characteristics of a people and the national spirits can be observed.

So, thingk about which Chinese and Western festivals have the same elements, please talk about their similarities and differences between them.