Two sources of information in medieval Ireland are government documents, church records.
Explanation:
Source refers to record of contemporary to an event or time period. Primary sources may be in form of written or oral and visual or physical. Some of these sources were produced with the intention of being preserved for the future use. Such intentional sources include government documents, church records, autobiographies or memoirs.
On the other hand there are many other sources which were produced without any intention of future use. These are called unintentional sources. e.g. evidences in archives, libraries, buildings, clothing etc.
Disability act of 1990
It expanded their civil and sociopolitical rights in a similar way that the voting act of 1964 expanded the voting rights of African American in the time.
When the Framers created a bicameral legislature, they created a system of checks and balances within Congress by requiring a bill to be passed in both chambers.
The structures, powers, and functions of the House of Representatives and the Senate are different, and these differences can affect the policymaking process: for example, by accelerating it or slowing it down, and by the extent to which bipartisan collaboration is or is not facilitated.