1777 – Morocco became the first country to formally recognize the United States.

1783 – Negotiations commenced in 1783 for the first formal treaty of commerce and friendship between the United States and Morocco, culminating in the signing of the Moroccan-American Treaty of Friendship in 1786. Notably, John Adams and Thomas Jefferson, both future US Presidents, were among the American signatories.

1836 – The Treaty of Friendship and Peace was renewed indefinitely.

World War I – During World War I, Morocco, under French protectorate, aligned with the Allied forces, with over 20,000 Moroccan soldiers participating across various theaters.

World War II – Moroccan national defense forces supported American and British operations during World War II. Notably, Morocco hosted a significant meeting of Allied leaders in 1943, where strategies against Axis aggression were discussed. President Roosevelt pledged support for Morocco's independence from French rule during this meeting.

1956 – Following Morocco’s independence, President Eisenhower expressed his government’s commitment to Morocco's peace and prosperity. Diplomatic relations were formally established through the exchange of Ambassadors.

1957 – The United States Agency for International Development (USAID) began its assistance program in Morocco, focusing on enhancing agricultural growth, teacher training, local governance capacity building, and youth engagement.

1963 – The Peace Corps initiated operations in Morocco, with volunteers engaging in health, youth development, small business, and environmental projects.

1995 – Morocco joined the NATO Mediterranean Dialogue, aimed at promoting regional security and stability.

1998 – Morocco hosted the annual African Lion joint military exercise with the US, enhancing defense capabilities and cooperation against transnational threats.

2001 – Following the September 11, 2001 attacks, Morocco reaffirmed its commitment as a staunch US ally in the fight against terrorism.

2003 – Morocco entered a partnership with the Utah National Guard under the US National Guard State Partnership Program, facilitating training and disaster relief efforts.

2004 – Morocco was granted "non-NATO ally" status, enabling priority defense materiel delivery and participation in defense research and development programs.

2004 – The groundbreaking US-Morocco Free Trade Agreement was signed, fostering cooperation and economic growth between both nations.

2005 – Morocco joined the Trans-Sahara Counterterrorism Partnership, aimed at countering violent extremism in the Sahara-Sahel region.

2007 – The Millennium Challenge Corporation signed a compact with Morocco, investing $697.5 million to reduce poverty and stimulate economic growth.

2011 – Morocco and the US became founding members of the Global Counterterrorism Forum, enhancing international cooperation against terrorism.

2012 – Morocco and the United States launched a Strategic Dialogue, strengthening bilateral ties across economic, political, social, and security sectors.

2013 – King Mohammed VI made a historic visit to Washington, strengthening the strategic partnership between the two countries and enhancing cooperation on regional challenges.

2015 – The Millennium Challenge Corporation signed a second compact with Morocco, investing $450 million in education and land productivity projects.

2020 – Morocco and the United States agreed on a ten-year Military Cooperation Agreement.

2020 -- The United States recognized Moroccan sovereignty over the entire Western Sahara territory and reaffirmed support for Morocco’s autonomy proposal as a lasting political solution of compromise to the territorial dispute.

2021 -- Morocco-US-Israel trilateral agreement was signed, establishing formal diplomatic relations between Morocco and Israel.