- John Fremont letter to Thomas Larkin.
Hawks Peak, CA - 10 March 1846
I am making myself as strong as possible, in the intention that if we are unjustly attacked, we will fight to extremity, and refuse quarter trusting to our country to avenge our death.
- Thomas Larkin letter to James Buchanan.
Monterey, CA - 4 March 1846
The undersigned has the honor to inform the Honorable Secretary that Captain J. C. Fremont arrived within this department in January last, with his party of fifty men
- Thomas Larkin letter to John Parrot.
Monterey, CA - 9 March 1846
It is impossible to say whether Senor Castro, the prefecto, and the general will attack Captain Fremont ; we expect such will be the case.
- Thomas Larkin letter to Manuel Diaz.
Monterey, CA - 10 March 1846
I take the liberty to propose to him that before proceeding to extremities, he will please to address a communication to Captain Fremont
- Thomas Larkin letter to James Buchanan.
Monterey, CA - 2 April 1846
In giving my first information to the department respecting Captain Fremont's arrival in California, I did not anticipate such an extensive correspondence as it has now reached.
- John Fremont letter to Archibald Gillespie.
Lassens Rancho, CA - 25 April 1846
There is required for the support of the exploring party under my command, at present almost entirely destitute, the following amount of supplies...
- Tamzene Donner letter to unknown.
Independence, MO - 11 May 1846
Tamzene Eustis Donner letter to an unknown sister... We go to California, to the bay of San Francisco. It is a four months trip.
- Archibald Gillespie letter to John Montgomery.
San Francisco, CA - 9 June 1846
I have the honor to enclose a Requisition for supplies, made upon me by Capt. Fremont, of United States Topographical Engineers
- William Ide letter to Robert Stockton.
Sonoma, CA - 15 June 1846
There was now no alternative but to die silently, and singly by the hands of our enemies or fly to meet the foe.
- John Montgomery letter to William Ide.
Sausalito, CA - 16 June 1846
Permit me, sir, in response to your call for powder for the use of your party, to say that I am here as a representative of a government at peace (as far as I know) with Mexico and her province of California...
- Jose Castro letter to John Montgomery.
Santa Clara, CA - 23 June 1846
Commander-in-Chief of the Department, has had advice from various sources, that the boats of the American ship of war Portsmouth, now anchored in San Francisco, go about the bay armed for the purpose of examining its trade...
- John Montgomery letter to John Fremont.
Sausalito, CA - 23 June 1846
Individuals and small parties from this section have been joining the insurgents at Sonoma daily, I am informed, and Lieutenant Hunter brings intelligence of Sutter's union with them.
- Francis Pickens letter to James Buchanan.
Edgewood, SC - 5 July 1846
If we had California, with its vast harbors, in the next fifty years we could control the commerce of the Pacific and the wealth of China and India...
- John Sloat letter to John Montgomery.
Monterey, CA - 6 July 1846
I have determined to hoist the flag of the United States at this place to-morrow, as I would prefer being sacrificed for doing too much than too little
- John Fremont letter to Thomas Benton.
Mission Of Carmel, CA - 25 July 1846
I had scarcely reached the Lower Sacramento, when General Castro, then in the north (at Sonoma...), declared his determination immediately to proceed against the foreigners settled in the country...
- John Sutter Journal Entry.
Sacramento Valley, CA - 21 October 1846
John Sutter journal entry... rumors was circulating that war had been declared between the U. States and Mexico...
- Stephen Kearny letter to Robert Stockton.
San Diego, CA - 22 December 1846
I do not think that Lieutenant-Colonel Fremont should be left unsupported to fight a battle upon which the fate of California may, for a long time, depend...
- Benjamin Lippincott letter to John Stephens.
Los Angeles, CA - 6 February 1847
Benjamin Lippincott letter to John L. Stephens... My tour from New York has been one wild adventure with all the changes of an ardous trip, intermingled with some pleasures and instruction.
- Thomas Larkin letter to James Buchanan.
San Francisco, CA - 1 June 1848
Thomas Larkin letter to James Buchanan... I have to report to the State Department one of the most astonishing excitements and state of affairs now existing in this country, that, perhaps, has ever been brought to the notice of the Government

