| 1988 | - George H. W. Bush elected president.
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| 1989 | - Communism collapses in Eastern Europe.
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| 1990 | - Americans with Disabilities Act.
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| 1991 | |
| 1992 | - Bill Clinton elected president.
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| 1993 | - Israel and PLO peace accords.
- North American Free Trade Agreement.
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| 1994 | - World Trade Organization established.
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| 1995 | - Bombing of federal building in Oklahoma City.
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| 1996 | - Personal Responsibility and Work Opportunity Reconciliation Act.
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| 1998–2000 | - United States bombs Iraq.
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| 1999 | - Senate trial rejects impeachment of Clinton.
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| 2000 | - George W. Bush elected president.
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| 2001 | - Terrorists attack World Trade Center and Pentagon.
- U.S.-led coalition drives Taliban government out of Afghanistan.
- USA Patriot Act.
- $1.35 trillion tax cut.
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| 2002 | - No Child Left Behind Act.
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| 2003 | - United States attacks Iraq.
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| 2005 | |
| 2008 | - Financial crisis.
- Barack Obama elected president.
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| 2009 | - American Recovery and Reinvestment Act.
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| 2010 | - Patient Protection and Affordable Care Act.
- Wall Street Reform and Consumer Protection Act.
- United States ends combat operations in Iraq, increases troops in Afghanistan.
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| 2011 | |
| 2013 | - U.S. Supreme Court overturns Defense of Marriage Act.
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