In January 2023, Ruben Gallego announced his candidacy for the U.S. Senate seat in Arizona, challenging the incumbent in the upcoming election. Gallego, known for his work on veterans' issues, climate policy, and social justice, aims to bring his progressive agenda to the Senate and advocate for the people of Arizona on a national stage. His campaign has focused on expanding health care access, addressing income inequality, and combating climate change. Gallego's Senate run reflects his aspirations to influence broader national policies and bring change to Washington D.C.

On November 8, 2022, Ruben Gallego was re-elected to the U.S. House of Representatives, representing Arizona's 7th congressional district for another term. Known for his advocacy on veterans' issues, immigration, and climate policy, Gallego has remained a steadfast voice for progressive causes and the needs of his constituents. His legislative priorities include economic justice, healthcare access, and educational opportunities, reinforcing his commitment to serving the people of Arizona and addressing national challenges.

In August 2021, Representative Ruben Gallego strongly advocated for the passage of a bipartisan infrastructure bill, emphasizing the need to invest in America's roads, bridges, and public transit systems. He highlighted the importance of modernizing infrastructure to support economic growth and address climate change. Gallego worked with colleagues to ensure that the bill included provisions for renewable energy projects, clean water initiatives, and broadband expansion, aiming to improve quality of life and create jobs across the country.

Following the murder of George Floyd in May 2020, Ruben Gallego publicly supported the Black Lives Matter movement, advocating for police reform and racial justice. On June 1, 2020, he participated in protests and called for systemic changes to address racial disparities in the justice system. Gallego has been a proponent of legislation aimed at increasing accountability for law enforcement, banning chokeholds, and ending racial profiling. His work on these issues highlights his dedication to equality and justice for marginalized communities.

During the impeachment inquiry of President Donald Trump in October 2019, Ruben Gallego spoke out in support of the investigation, citing the importance of upholding the rule of law and constitutional principles. As a member of the House Armed Services Committee, Gallego discussed the national security implications of the President's actions and emphasized the need for Congressional oversight. He argued that no one is above the law, reflecting his commitment to accountability in government and the protection of democratic institutions.

As an outspoken advocate for comprehensive immigration reform, Ruben Gallego has consistently pushed for humane policies that address the root causes of migration and provide pathways to citizenship for undocumented immigrants. In June 2018, amidst the growing controversy over family separations at the U.S.-Mexico border, Gallego criticized the Trump administration's harsh immigration policies, calling for legislative solutions that respect human dignity and uphold American values. His efforts have included support for DACA recipients and efforts to protect asylum seekers.

On January 21, 2017, Ruben Gallego participated in the Women's March in Washington D.C., which was one of the largest single-day protests in U.S. history, advocating for women's rights, healthcare reform, and other progressive causes. Gallego joined millions of people across the country in supporting equality, justice, and the protection of rights for all individuals, reflecting his commitment to social justice issues. The march marked a significant moment in the push for progressive activism against the Trump administration's policies.

Ruben Gallego, a Democratic politician, was elected to the U.S. House of Representatives for Arizona's 7th congressional district in the 2014 election and re-elected in subsequent elections. He has focused on issues such as veterans' affairs, immigration reform, and healthcare. Gallego, a Harvard graduate and U.S. Marine Corps veteran, has been a vocal advocate for progressive policies and has worked to improve the lives of his constituents in Arizona.

In December 2015, Representative Ruben Gallego expressed his strong support for the Paris Climate Agreement, highlighting the importance of global cooperation to address climate change. Gallego emphasized that climate change is a significant threat that requires immediate action and stressed the role of the United States in leading international efforts for a sustainable future. Through his legislative work, Gallego has pushed for policies that focus on renewable energy, reducing carbon emissions, and protecting natural ecosystems.

On August 26, 2014, Ruben Gallego won the Democratic primary for Arizona's 7th congressional district, setting the stage for his election to the U.S. House of Representatives. Gallego's victory in the primary was a significant step in his political career, as he emerged as a strong advocate for progressive policies, focusing on veterans' issues, immigration reform, and education. His success in the primary highlighted his appeal to voters and demonstrated his commitment to representing the diverse interests of his district in Congress.