Ulysses S. Grant vs Dwight Eisenhower: Two General-Presidents and Two Ways to Command
Comparing Ulysses S. Grant and Dwight Eisenhower as commanders and presidents: Grant's persistence and clarity, Eisenhower's coalition management, and what their memoirs and records show.
Ulysses S. Grant and Dwight Eisenhower are the two American generals who led the country's largest armies of their times and then became president. People compare them because the parallel invites questions about what makes a commander effective, and about how military leadership translates, or fails to translate, into political leadership.
What is the core difference?
Grant's strength was as a field commander in a war of attrition. He understood that the Union's advantages in manpower and resources had to be applied continuously, and he kept pressure on Confederate armies, coordinating multiple fronts. His orders and reports were known for clarity.
Eisenhower's strength was as a coordinator of a coalition. He had to hold together American, British, and other forces and their political leaders, and to manage strong personalities such as Montgomery, Patton, and Churchill. His skill was diplomacy and planning at scale.
One commanded by persistence and clarity. The other commanded by integration and consensus.
What did Grant do?
Ulysses S. Grant graduated from West Point, served in the Mexican War, left the army, and returned to service in 1861. He won the capture of Fort Donelson in 1862, the Vicksburg campaign in 1863, and the Chattanooga battles, and became commander of all Union armies in 1864. He accepted Robert E. Lee's surrender at Appomattox in April 1865.
As president, he enforced Reconstruction laws and faced scandals in his administration. He wrote Personal Memoirs of U.S. Grant in 1884 and 1885, and died in July 1885. Ron Chernow's Grant (2017) is a major modern biography.
What did Eisenhower do?
Dwight D. Eisenhower served in staff roles between the wars and rose quickly in the Second World War. He commanded the Allied invasion of North Africa, then, as Supreme Commander, the Allied Expeditionary Force for the invasion of Normandy on D-Day, June 6, 1944. In 1948 he published Crusade in Europe.
He was elected president in 1952 and 1956. His administration ended the Korean War, expanded the interstate highway system, and navigated the early Cold War. His 1961 farewell address warned about the military-industrial complex.
How do they compare?
| Dimension | Grant | Eisenhower |
|---|---|---|
| War | American Civil War | Second World War in Europe |
| Command style | Persistent pressure on enemy armies; clear orders | Coalition management; planning; delegation |
| Key moments | Vicksburg; Overland Campaign; Appomattox | North Africa; D-Day; the Supreme Allied Command |
| Memoir | Personal Memoirs of U.S. Grant (1885) | Crusade in Europe (1948) |
| Presidency | 1869 to 1877; Reconstruction; scandals | 1953 to 1961; Korea; interstate highways; Cold War |
| Reputation | Reassessed upward in recent decades | Generally positive; assessed as skilled and measured |
| Standard biographies | Chernow, Grant; Smith, Grant | Smith, Eisenhower in War and Peace; Ambrose |
When does each one fit?
Grant's record fits when you want to study persistence, clear communication, and the discipline of pressing an advantage over time. His memoir is a model of plain, accurate writing about decisions.
Eisenhower's fits when you want to study how to coordinate people with different interests and loyalties, and how to accept responsibility. His pre-D-Day note is often cited as an example.
Both worked within institutions that supplied resources and legitimacy. Their methods do not transfer without those conditions.
What does this look like in practice?
A manager leads a large program with several partner teams that have different priorities. An Eisenhower-style approach would invest in alignment: clear shared goals, regular meetings with leaders of each group, delegation of authority, and personal handling of conflicts. It emphasizes keeping the coalition together.
A Grant-style approach would set clear priorities, communicate orders in plain language, and keep consistent pressure on the main objective, while coordinating the supporting efforts so that they converge. It emphasizes persistence and clarity. A program needs both alignment and drive.
"I am leading [program] with partners [describe]. First, in Grant's spirit, write a one-page statement of the main objective, the priorities, and what each team must do, in plain language. Then, in Eisenhower's spirit, list the main conflicts of interest among the partners, how I will handle each, and what authority I will delegate. Include a note, like Eisenhower's draft before D-Day, stating that I accept responsibility if things go wrong."
Why it works: clear orders give direction, and coalition management keeps the partners aligned.
Can you use both together?
Yes, and the careers show different phases of the same craft. A leader needs clarity and persistence to drive toward an aim and diplomacy to keep allies engaged.
The presidencies also show that skill in one domain does not guarantee success in another. Politics requires different capacities from war.
"I am moving from [role where I was effective] to [new role]. Using the contrast between Grant and Eisenhower, and what their presidencies show, list which of my current strengths are likely to transfer, which will need adaptation, and which new skills I should build in the first six months."
Why it works: both men's later careers show that strengths in one setting may need adjustment in another.
For a related comparison, see George Patton vs Erwin Rommel.
Where to go next
Ulysses S. Grant and Dwight Eisenhower both sit in the Military Strategist category. For the originals, read Personal Memoirs of U.S. Grant and Eisenhower's Crusade in Europe, along with Ron Chernow's Grant and Jean Edward Smith's Eisenhower in War and Peace. To plan the first ninety days in a new role, First 90 Days Plan is a $99 tool built for it.
Frequently asked questions
Why compare Grant and Eisenhower?
Both commanded the largest armies of their eras, won decisive wars, wrote respected memoirs, and became president of the United States. Their military careers show different strengths: Grant's persistence and clarity as a field commander, and Eisenhower's skill at coordinating an alliance. Their presidencies were also very different in character and in reputation. Other generals have become president, but these two are remembered for the scale of their commands and their writing.
What did Grant write?
Grant wrote Personal Memoirs of U.S. Grant while dying of throat cancer, finishing them days before his death in 1885. The book, published by Mark Twain's firm, restored his family's finances and has been praised for its clear, plain prose. It is a primary source on his campaigns and his view of the Civil War and the Mexican War. Mark Twain helped to arrange its publication, and it is regarded as one of the best military memoirs.
What did Eisenhower write?
Eisenhower wrote Crusade in Europe (1948), his account of the war as Supreme Commander. He also left a large body of papers and diaries, and a draft note he wrote before D-Day in June 1944 taking responsibility if the landing failed. His presidential papers and farewell address, with its warning about the military-industrial complex, are widely studied. The note survives among his papers, and is often cited as an example of accepting responsibility.
How do their presidencies compare?
Grant's presidency (1869 to 1877) enforced Reconstruction, including action against the Ku Klux Klan, and was marred by scandals in his administration. Historians have reassessed it more favorably in recent decades, on civil rights, while criticizing corruption. Eisenhower's (1953 to 1961) ended the Korean War, oversaw the interstate highway program, and managed Cold War tensions. Assessments differ and change. Historians such as Ron Chernow and Jean Edward Smith have contributed to reassessments of Grant, and debate continues about both men.
What leadership lessons are usually drawn?
From Grant, clarity of aims, calm under pressure, and persistence in pressing the enemy. From Eisenhower, coalition management, delegation, and the ability to hold different national interests together. Both also show the value of writing clear orders and accepting responsibility. These are interpretations of the records, and historians disagree on details. These are common interpretations, but the details differ among authors.
Can AI help me study their leadership?
It can summarize campaigns, compare decisions, and suggest primary sources. It may repeat anecdotes that are not well documented. Verify details with their memoirs and standard biographies, such as Ron Chernow's Grant and Jean Edward Smith's Eisenhower in War and Peace. Both men's own writing is accessible, and reading it is the best check on a summary. Treat the summaries as a guide to what to read.
Written by Gareth Hoyle. Last updated 8 October 2026. Part of the authority.md guides library.
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