What was given as a justification for the U. S. invasion of Iraq in 2003? Intelligence indicated Syria and Iraq were stockpiling weapons of mass destruction.

Saddam Hussein refused to allow inspectors to examine suspicious sites for weapons of mass destruction.

Iraq had attacked U. S. military bases in the Middle East.

Iraqi citizens had requested U. S. intervention to overthrow Saddam Hussein and establish democracy.

What is the main difference between primary and secondary sources? a. primary sources are historical documents, and secondary sources are modern-day documents. b. primary sources are derived from museums and archives, and secondary sources are created by history students and academics. c. primary sources are found in ancient places with a rich history, and secondary sources are found in historical journals and blogs. d. primary sources are created during a particular historical era, and secondary sources are created by studying primary sources.