American

Musical instruments

Musical Instruments Introduction Musical instruments are objects that produce musical sounds. They are used in a variety of musical genres, including classical, jazz, rock, and pop. Musical instruments can be classified into four main categories: stringed instruments, wind instruments, percussion instruments, and keyboard instruments. Stringed Instruments Stringed instruments produce sound when a string is plucked, … Read more

Coalition Era

The Coalition Era was a period of political instability in Iraq following the 2003 invasion of Iraq by the United States and its allies. The Coalition Provisional Authority (CPA), which was established by the United States to govern Iraq after the invasion, was dissolved in 2004 and power was transferred to an interim Iraqi government. … Read more