Which responsibilities were assigned to the central government under the Articles of Confederation?

Central government under the Articles of Confederation:

The Articles of Confederation was the first system of government established in the United States fully ratified in March 1781. Owing to problems with finance, economics, and foreign policy threats, politicians considered first revising the Articles in 1787. Eventually, at the First Constitutional Convention in 1787, a new system of government was established under the Constitution, which was ratified in March 1789.