SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

Form 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of
the Securities Exchange Act of 1934

April 30, 2004
(Date of Report)

CACI International Inc
(Exact name of registrant as specified in its Charter)



Delaware 0-8401 54-1345899
(State of other jurisdiction
of incorporation)
(Commission File Number) (IRS Employer Identification Number)

1100 N. Glebe Road
Arlington, Virginia 22201

(Address of principal executive offices)(ZIP code)

(703) 841-7800
(Registrant's telephone number, including area code)






ITEM 5:    OTHER EVENTS AND REGULATION FD DISCLOSURE

On April 30, 2004, CACI International Inc announced its intent to complete its purchase of the Defense and Ingelligence Group of American Management Systems, Incorporated ("AMS") (Nasdaq: AMSY) and related assets effective May 1, 2004.

A copy of the Registrant's press release regarding CACI's intent to complete its acquisition of AMS's Defense and Intelligence Group is attached as Exhibit 99 to this current report on Form 8-K.






EXHIBITS

Exhibit
Number
99
Press Release dated April 30, 2004, announcing the Registrant's intent to complete its purchas of the Defense and Intelligence Group of American Management Systems, Incorporated.





SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

CACI International Inc

Registrant
By:   /s/  Jeffrey P. Elefante

Jeffrey P. Elefante
Executive Vice President,
General Counsel and Secretary