LISBON: Portugal will decide on a replacement of its aging fleet of F-16 jet fighters based on national interests and is seriously considering the US offer of F-35s along with other options, Foreign Minister Paulo Rangel said on Thursday after meeting US Secretary of State Marco Rubio in ⁠Lisbon. Portugal has yet ⁠to launch a formal tender to replace its 28 upgraded F-16M fighter jets, but competition is already tense for a deal that ⁠would deepen Lisbon’s defense ties with either European or