How long do congressional sessions last?

A Congress lasts for two years, with each year constituting a separate session.

Explanation:

A new Congress begins at noon January 3 of each odd-numbered year following a general election, unless it designates a different day by law.

United States House of Representatives

swahili is an extremely rich and complex civilization, a set of ethnic groups articulated by a language and a series of cultural elements that fuse the african traditions, islam and indian culture. this growth was largely a result of the indian ocean trading network that brought in not just man-made riches, but also religious ideas, specifically islam, which had a significant impact on the local culture. furthermore, the development of the swahili language gave a common cultural unity to the people.