Question

In ancient times rulers of various kingdoms used small pieces of metals and affixed their seals on them​

Answer 1

Explanation:

In ancient times, the rulers of various kingdoms used small pieces of metals as a symbol to represent their kingdom and use them as seals when sending letters to one another. From the design of seal, people would identify the origin of the letter or message. These metal designs were also a part of their flags and a symbolic representation for the ruler's kingdom