6-K

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 6-K

REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934

For the month of February 2008 Commission File Number: 1-31349

THE THOMSON CORPORATION

(Translation of registrant’s name into English)

Metro Center, One Station Place

Stamford, Connecticut 06902, United States

(Address of principal executive office)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.

Form 20-F              o            Form 40-F              x

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1):

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7):

Indicate by check mark whether the registrant by furnishing the information contained in this Form is also thereby furnishing the information to the Commission pursuant to Rule 12g3-2(b) under the Securities Exchange Act of 1934.

Yes         o            No           x

If “Yes” is marked, indicate below the file number assigned to the registrant in connection with Rule 12g3-2(b):  82-    .

SIGNATURES

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, thereunto duly authorized.

THE THOMSON CORPORATION
By:	/s/ Deirdre Stanley
	Name:	Deirdre Stanley
	Title:	Senior Vice President and General Counsel

Date: February 22, 2008

2

EXHIBIT INDEX

Exhibit Number	Description
99.1	Notification of Meeting and Record Date

3

EX-99.1

EXHIBIT 99.1

The Thomson Corporation
Suite 2706, Toronto Dominion Bank Tower P.O. Box 24, Toronto-Dominion Centre Toronto, Ontario M5K 1A1 Canada Tel (416) 360-8700

February 22, 2008

British Columbia Securities Commission

Alberta Securities Commission

Saskatchewan Financial Services Commission

Manitoba Securities Commission

Ontario Securities Commission

Autorité des marchés financiers

New Brunswick Securities Commission

Nova Scotia Securities Commission

Registrar of Securities, Prince Edward Island

Superintendent of Securities, Newfoundland and Labrador

Registrar of Securities, Government of Yukon Territory

Registrar of Securities, Department of Justice, Government of Northwest Territories

Registrar of Securities, Government of Nunavut

Toronto Stock Exchange

CDS Clearing and Depository Services Inc.

The Depository Trust Company

                Re:          The Thomson Corporation — Notification of Meeting and Record Date

Ladies and Gentlemen,

Pursuant to National Instrument 54-101, Communication with Beneficial Owners of Securities of a Reporting Issuer (NI 54-101), we advise the following:

Date of Meeting	May 7, 2008
Record Date for Notice and Voting	March 27, 2008
Beneficial Ownership Determination Date	March 27, 2008
Class of Securities Entitled to Receive Notice of andVote at the Meeting	Common Shares
Whether the Meeting is a Special Meeting (as definedby NI 54-101)	No
CUSIP	884903105

Sincerely,

/s/ Paula R. Monaghan

Paula R. Monaghan

Assistant Secretary