Aged 14, Khalid bin Abdulaziz was sent by Ibn Saud as his representative to the desert tribes to hear their concerns and problems.
In 1932, Prince Khalid was named as viceroy of the Hejaz, replacing Prince Faisal in the post, who was named minister of foreign affairs.
Prince Khalid's term as viceroy of Hejaz lasted until 1934.
Prince Khalid joined the Saudi army led by his older brother Prince Faisal and fought against Yemeni forces in 1934.
After the war, Prince Khalid served as the chairman of the Saudi delegation at the Taif Conference with Yemen in 1934.
This was a diplomatic move that led to the Taif Treaty later that year.

Then he was named interior minister in 1934 and was the Saudi representative at the peace negotiations in Yemen in 1935.
In 1939, he participated in the St. James Conference on Palestine in London as an assistant to Prince Faisal, head of the Saudi delegation.
Prince Khalid's preparation for ruling a modern state started through his visits with Prince Faisal on foreign missions, representing Saudi Arabia at the United Nations.
Prince Khalid served as advisor of him.
Prince Khalid became an international figure as a result of his visits and service as Saudi representative.
He was more liberal in informing the press about the rationale behind foreign policy decisions.

In September 1943, Prince Faisal and Prince Khalid were invited to the United States, and then-Vice President Henry A. Wallace organized a dinner for them at the White House.
They also met the US President Franklin Roosevelt.
They stayed at the official government guest house, Blair House, during their visit and visited the West Coast by a special train that was officially provided by the US government.
A foreign diplomat described Prince Khalid during this period as "probably nicest man in Saudi Arabia."

In 1962, Prince Khalid was appointed deputy prime minister, indicating his prominence in the line of succession.
During the rivalry between King Saud and Prince Faisal, Prince Khalid supported the latter together with other princes who were members of Al Jiluwi branch of Al Saud through maternal lineage or marriage.
The group was led by Prince Mohammed, Prince Khalid and Prince Abdullah, who had married a woman from Al Jiluwi clan.
Aged 14, Khalid bin Abdulaziz was sent by Ibn Saud as his representative to the desert tribes to hear their concerns and problems. In 1932, Prince Khalid was named as viceroy of the Hejaz, replacing Prince Faisal in the post, who was named minister of foreign affairs. Prince Khalid's term as viceroy of Hejaz lasted until 1934. Prince Khalid joined the Saudi army led by his older brother Prince Faisal and fought against Yemeni forces in 1934. After the war, Prince Khalid served as the chairman of the Saudi delegation at the Taif Conference with Yemen in 1934. This was a diplomatic move that led to the Taif Treaty later that year.
Then he was named interior minister in 1934 and was the Saudi representative at the peace negotiations in Yemen in 1935. In 1939, he participated in the St. James Conference on Palestine in London as an assistant to Prince Faisal, head of the Saudi delegation. Prince Khalid's preparation for ruling a modern state started through his visits with Prince Faisal on foreign missions, representing Saudi Arabia at the United Nations. Prince Khalid served as advisor of him. Prince Khalid became an international figure as a result of his visits and service as Saudi representative. He was more liberal in informing the press about the rationale behind foreign policy decisions.
In September 1943, Prince Faisal and Prince Khalid were invited to the United States, and then-Vice President Henry A. Wallace organized a dinner for them at the White House. They also met the US President Franklin Roosevelt. They stayed at the official government guest house, Blair House, during their visit and visited the West Coast by a special train that was officially provided by the US government. A foreign diplomat described Prince Khalid during this period as "probably nicest man in Saudi Arabia."
In 1962, Prince Khalid was appointed deputy prime minister, indicating his prominence in the line of succession. During the rivalry between King Saud and Prince Faisal, Prince Khalid supported the latter together with other princes who were members of Al Jiluwi branch of Al Saud through maternal lineage or marriage. The group was led by Prince Mohammed, Prince Khalid and Prince Abdullah, who had married a woman from Al Jiluwi clan.
Khalid of Saudi Arabia