/əˈliːʤәns/ – Noun
Definition: 1. lòng chung thủy, sự trung thành;
2. lời cam kết trung thành;
3. mang quốc tịch;
4. sự phụ thuộc của chư hầu.
A more thorough explanation: Allegiance refers to the loyalty and obedience that an individual owes to their country or government, typically demonstrated through support and adherence to its laws, customs, and authority.
Example: The citizen swore allegiance to the country when taking the oath of citizenship.