more than the period of grace, if any, originally applicable thereto or (ii) Public Foreign Debt of the Republic issued, or amended as to payment terms, on or after April 10, 2003 having an aggregate principal amount of not less than U.S.$60,000,000 (or its equivalent in other currencies) shall become due and payable due to acceleration upon an event of default and such acceleration shall not have been rescinded or annulled; or
(d) the Republic or a court of proper jurisdiction shall declare a general suspension of payments or a moratorium on payment of the Republic’s Public Foreign Debt issued, or amended as to payment terms, on or after April 10, 2003; or
(e) the validity of the Securities shall be contested in a formal administrative, legislative or judicial proceeding by the Republic or any legislative, executive or judicial body or official of the Republic which is authorized in each case by law to do so and, acting alone or together with another such body or official, has the legal power and authority to declare the Securities invalid or unenforceable, or the Republic shall deny any of its obligations thereunder to any of the Holders, or any constitutional provision, treaty, convention, law, regulation, official communique, decree, ordinance or policy of the Republic, or any final decision by any court in the Republic having jurisdiction, shall purport to render any material provision of the Securities invalid or unenforceable or shall purport to prevent or delay the performance or observance by the Republic of any of their respective material obligations hereunder to any of the Holders; or
(f) any constitutional provision, treaty, convention, law, regulation, ordinance, decree, consent, approval, license or other authority necessary to enable the Republic to make or perform its respective material obligations under the Securities, or the validity or enforceability thereof, shall expire, be withheld, revoked, terminated or otherwise cease to remain in full force and effect, or shall be modified in a manner which adversely affects any rights or claims of any of the Holders; or
(g) any writ, execution, attachment or similar process shall be levied against all or any substantial part of the assets of the Republic in connection with any judgment for the payment of money exceeding U.S.$60,000,000 (or its equivalent in other currencies) and shall remain unsatisfied, undischarged and in effect for a period of 45 consecutive days without a stay of execution, unless such judgment is adequately bonded or is being contested in good faith by appropriate proceedings properly instituted and diligently conducted and, in either case, such process is not being executed against such assets; or
(h) the adoption of any applicable law, rule or regulation or any change therein which shall make it unlawful for the Republic to comply with paragraph 4(a) hereof; or
(i) the Republic shall cease to be a member of the International Monetary Fund; then in each and every such case, upon notice in writing by the Holders (the “Demanding Holders”) (acting individually or together) of not less than 25% of the aggregate Outstanding principal amount of the Securities to the Republic with a copy to the Trustee, of any such Event of Default and its continuance, the Demanding Holders may declare the principal amount of all the Securities due and payable immediately, and the same shall become and shall be due and payable upon the date that such written notice is received by or on behalf of the Republic, unless prior to such date all Events of Default in respect of all the Securities shall have been cured;