berlin german chancellor angela merkel failure forge three-way coalition government plunge europe large economy uncharted water raise pressure three-term conservative chancellor maintain stability pro-business free democrats fdp abruptly pull four weeks negotiations merkel conservative bloc ecologist green cite irreconcilable differences euro recover two-month low monday investors brush broad political risk germany face prolong period political wrangle uncertainty path new election would difficult involve one vote parliament many fear new election could strengthen far-right alternative germany afd party surge parliament sept. 24 election win nearly 13 percent vote afd leaders push new elections weeks coalition talk fail reach agreement current opinion poll predict little change compare september vote forsa poll release last week show conservatives 32 percent social democrats 20 percent fdp 12 percent green 10 percent afd 12 percent immediately clear impact late development would party support leaders party express shock fdp move since negotiators cusp agreement green accuse fdp pre-meditated move oust merkel could happen next possible scenarios come weeks political crisis hand significant power german president frank-walter steinmeier member social democrats spd former foreign minister merkel assume normally ceremonial post february merkel meet steinmeier monday discuss serious political crisis confront germany post-war era steinmeier already urge negotiators saturday uphold civic responsibilities avoid new elections expect repeat message statement late monday accord rnd newspaper chain steinmeier could push fdp leader christian lindner return negotiate table political experts say would difficult rebuild sense trust among would-be coalition partner sunday events merkel look continuation grand coalition merkel likely approach spd serve four years junior partner grand coalition spd leaders vow return opposition party bad election result since 1933. labour minister andrea nahles reaffirm view interview broadcaster zdf monday say voters clearly vote tie-up germany two large party agree talk spd saw support slide september election lose stature junior partner often awkward coalition dominate merkel would probably insist departure accord party insiders spd much strong negotiate position say tyson barker aspen institute see incentives spd grand coalition teeter majority coalition talk fail way trigger new election german constitution would steinmeier suggest parliamentary vote merkel chancellor merkel win majority vote would name chancellor raise majority parliament vote within 14 days miss majority parliament vote candidate vote win steinmeier could name merkel whoever win vote chancellor require refrain would dissolve parliament new elections must hold within 60 days elect chancellor merkel could form minority government variety partner include christian social union csu bavarian sister party christian democrats among conservatives fdp could also form minority coalition green juergen hardt foreign policy spokesman conservative bloc say tie-up promise could convince steinmeier agree minority government minority government would require merkel find change majorities policies would allow small party maintain independent profile say christian odendahl chief economist centre european reform say could helpful csu say need pursue hardline position immigration security gear state elections september 2018 give massive losses far-right afd sept. 24. happen collapse german coalition talk