Complex sentence: Kangas were brought to East Africa in mid- 19th century by Indian and Arab traders Hongoke (1993), the "kanga" was in the past confined to coastal communities (e.g. Zanzibar).
Split into simpler sentences: Kangas were brought to East Africa in mid- 19th century by Indian and Arab traders Hongoke (1993). The "kanga" was in the past confined to coastal communities (e.g. Zanzibar).