Final answer:
Vahan was allowed to stay at the Altoonian's under conditions that notably included religious stipulations concerning slaves. The excerpts indicate complex historical contexts.
Step-by-step explanation:
Vahan was allowed to stay at the Altoonian's under certain conditions, as mentioned in the historical excerpts you've provided. One major condition was that if Vahan were a slave, he would not replace or be in possession by Muslims, indicating a religious or cultural stipulation for his stay. The excerpts refer to historical contexts, including slavery, trade, justice, and military action, highlighting complex social and legal environments of different periods.