Global System Dynamics, Inc. entered into a definitive material agreement for the private placement of a promissory note for gross proceeds of $83,947 on May 5, 2023. The transaction included participation from returning investor, DarkPulse, Inc. The note bears no interest. The issuance of the Note was made pursuant to the exemption from registration contained in Section 4(a)(2) of the Securities Act of 1933, as amended.