The two leaders have made the pledge as part of congratulatory messages they have exchanged following the successful launch of a jointly-developed satellite.
Gone are the days when these pivotal documents – the result of long, hard work by students – were mere congratulatory notes and signature on a standard letterhead.
Political parties in many countries have sent congratulatory messages and letters, many of which were from heads of state or government and from leaders of political parties or important organizations.