sentences:  The "fa'asamoa" is practiced in all nine islands of Samoa, including American Samoa and Western Samoa, and other Samoan islands (such as Manua and Aunuu in American Samoa), and by many diaspora Samoan families in New Zealand, Australia, and the United States.When missionaries arrived from Europe in 1830, they found that many Samoan cultural beliefs were similar to Christianity , which contributed to the spread of Christianity in 19th century Samoa.An example of these shared beliefs is the concept of respecting and honoring elders -- even powerless elders.