unite nations u.s. president donald trump frequent critic unite nations seek gather global support reform world body host event u.n. headquarter new york sept. 18 day formally address 193-member organization countries invite attend trump function sign u.s.-drafted 10-point political declaration back efforts u.n. secretary-general antonio guterres initiate effective meaningful reform accord draft political declaration see reuters friday trump complain u.s. share world body budget unfair push slash fund describe club people get together talk good time trump take office january since describe u.s. fund peanuts compare important work organization unite state big u.n. contributor provide 22 percent 5.4 billion biennial core budget 28.5 percent 7.3 billion peacekeeping budget contributions agree 193-member general assembly trump guterres also take office january u.s. ambassador unite nations nikki haley schedule speak sept. 18 event diplomats say draft political declaration state support secretary-general make concrete change unite nations system good align work humanitarian response development sustain peace initiatives commit reduce mandate duplication redundancy overlap include among main organs unite nations draft declaration read unite state also review u.n. peacekeeping missions annual mandate come security council renewal bid cut cost unite state veto-wielding council member along britain france russia china haley say lot fat around edge abuse happen u.n. think important make ethiopia president 15-member security council september say friday would hold high-level council meet peacekeeping reform sept. 20 chair ethiopian prime minister hailemariam desalegn ethiopian u.n. ambassador tekeda alemu tell reporters unclear trump would attend meet would first appearance security council expect 10 head state government present trump host sept. 18 meet world leaders u.n. reform